List of Arrow episodes

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Arrow is an American television series, developed by Greg Berlanti, Marc Guggenheim and Andrew Kreisberg, based on the DC Comics character Green Arrow. The series premiered in the United States on October 10, 2012 for The CW television network, and it is currently in its second season. Season one averaged 3.68 million viewers each week, and was released on DVD and Blu-ray to Regions 1, 2, and 4.

Arrow follows billionaire playboy Oliver Queen (Stephen Amell), who, after five years of being stranded on a hostile island, returns home and becomes a bow and arrow wielding vigilante. Oliver is initially aided by his friends, John Diggle (David Ramsey) and Felicity Smoak (Emily Bett Rickards), but later the aspiring vigilante Roy Harper (Colton Haynes) and Oliver's love interest Sara Lance (Caity Lotz) join them. The series also features flashbacks in each episode to Oliver's time on the island, and how it shaped him into the man that returned home to fight crime. The first season focuses on Oliver seeking vengeance on the corrupt wealthy, who contributed to the downfall of the city, while the second season sees him expanding his efforts to include all crimes that affect the citizens of Starling City.

As of April 30, 2014, 44 episodes of Arrow have aired.

Episodes

Season 1 (2012–13)

No. in series	No. in season	Title	Directed by	Written by	Original air date	Production code	U.S. viewers (million)
1	1	"Pilot"	David Nutter	Story by: Greg Berlanti & Marc Guggenheim Teleplay by: Andrew Kreisberg & Marc Guggenheim	October 10, 2012 (2012-10-10)	296818	4.14
Billionaire playboy Oliver Queen, missing and presumed dead after a shipwreck that claimed the life of his father, is discovered alive after five years on a remote Pacific island. He is welcomed home to Starling City by his mother Moira, younger sister Thea, and best friend Tommy, but they sense he has changed. Oliver hides the truth about the man he has become, and tries to reconcile with his former girlfriend, Laurel, whom he cheated on with her sister Sara (who died in the shipwreck). While reconnecting with those closest to him, by night Oliver secretly masquerades as a hooded vigilante archer, attempting to fulfill his dying father's entreaty: to right the wrongs of his family, fight the ills of society, and restore Starling City to its former glory. Oliver's first task is to take down corrupt millionaire Adam Hunt, who has scammed millions from various people in Starling City. Laurel's father, police detective Quentin Lance, becomes determined to arrest the vigilante. Meanwhile, it is revealed Oliver's mother has an agenda at odds with her son, having orchestrated a kidnapping to determine what his father told him after the shipwreck.
2	2	"Honor Thy Father"	David Barrett	Story by: Greg Berlanti & Marc Guggenheim Teleplay by: Andrew Kreisberg & Marc Guggenheim	October 17, 2012 (2012-10-17)	2J7302	3.55
Laurel brings a civil suit against millionaire Martin Somers, who is also one of Oliver's targets, for taking part in drug trades with the Chinese Triads that ultimately led to the death of a young woman's father. As the hooded vigilante, Oliver threatens Somers to make him confess to the murder as penance for all of the wrongs he has done to the city. Instead, Somers contacts the Triad, who send the assassin China White to kill Laurel. Oliver saves Laurel from China; he later obtains Somers’ confession and gives an audio recording of it to Detective Lance. Meanwhile, Oliver’s mother and Walter push Oliver to take a position at the company. Oliver stymies their efforts by using the opening of the company's new applied sciences division to publicly opt out of the position, knowing that he cannot simultaneously honor his father’s request to fight for the city and be the man his mother wants him to be. A flashback to Oliver's time on the island shows him being attacked by an unknown hooded figure wielding a bow and arrow.
3	3	"Lone Gunmen"	Guy Bee	Story by: Greg Berlanti & Andrew Kreisberg Teleplay by: Marc Guggenheim & Andrew Kreisberg	October 24, 2012 (2012-10-24)	2J7303	3.51
Oliver tracks down another millionaire from his list, but before he can get the answers he wants the man is killed by an assassin known as Deadshot. Initially, the police suspect the vigilante (whom they call "The Hood") of the killing, but the evidence goes against that theory. Oliver decides to build a new dance club above his hideout as a cover for his nighttime disappearances. While comparing the competition, he finds Thea, who reveals that Laurel and Tommy had been sleeping together during Oliver's absence. Laurel becomes suspicious when Oliver does not react to the news, and concludes he already knew. Meanwhile, Oliver uses the assassin's M.O. to learn his true identity, and, as the vigilante, enlists the help of Detective Lance to prevent Deadshot assassinating more of the wealthy. Oliver stops Deadshot, apparently killing him in the process, but his bodyguard Diggle is shot during the assassination attempt. In order to save Diggle's life, Oliver is forced to reveal his dual identity to him. Flashbacks reveal that the archer who attacked Oliver was actually trying to help him; Oliver misunderstands and escapes, but is pursued by an unknown group of armed professionals.
4	4	"An Innocent Man"	Vince Misiano	Moira Kirland & Lana Cho	October 31, 2012 (2012-10-31)	2J7304	3.05
Diggle awakens in Oliver's hideout, where Oliver offers Diggle a chance to fight at his side and help the city. Diggle turns him down, calling him a murderer. Later, while watching the news, Oliver discovers a connection between Declan, a deathrow inmate, and Jason Brodeur, one of the men on his list. In his vigilante persona, he enlists the help of Laurel to prove the man innocent before he is executed. Working together, the pair uncover the truth, but Jason Brodeur has his bodyguard stage a prison break so that he can have Laurel and the inmate killed before the truth is revealed. Oliver sneaks into the prison dressed as a guard, with a ski mask to hide his face, and saves Laurel and Declan. The bodyguard ultimately confesses to Declan's innocence. Diggle meets with Oliver and agrees to work with him so that he can both protect the city and protect Oliver from losing his humanity. Detective Lance arrests Oliver on suspicion of being the vigilante after seeing footage of him retrieving his disguise from a bag before confronting Deadshot. Meanwhile, Walter discovers that Moira has been keeping the salvaged and sabotaged family yacht hidden in a warehouse.
5	5	"Damaged"	Michael Schultz	Wendy Mericle & Ben Sokolowski	November 7, 2012 (2012-11-07)	2J7305	3.75
When Detective Lance has him charged with murder, Oliver hires Laurel as his attorney. Given Oliver's time on the island, the district attorney offers an insanity plea with open-ended treatment for post-traumatic stress disorder in a psychiatric facility. Oliver declines, instead offering to take a polygraph test to prove his innocence to Detective Lance. The test indicates he is truthful in saying he is not the vigilante. Flashbacks to his time on the island show Oliver caught and tortured by the armed professionals before being saved by the hooded archer. He shows Laurel his scars, saying he is damaged by his experiences. While remanded under house arrest, Oliver throws a prison-themed party, maintaining his bachelor playboy facade. He has Diggle pose as the vigilante and stop a German arms dealer who is in the city to sell automatic weapons to the city's gangs. The plan works and the charges are dropped. Moira meets with a secret associate, who knows of the vigilante's list of targets and sees him as a threat to their organization. Walter leaves the house after confronting Moira on her deception.
6	6	"Legacies"	John Behring	Moira Kirland & Marc Guggenheim	November 14, 2012 (2012-11-14)	2J7306	3.83
Oliver begins preparing to take on another individual from his father's list, but Diggle argues that he should expand his work and help the police take down a group of bank robbers. Oliver initially refuses, believing that it detracts from his mission to right his father's wrongs; Diggle is able to persuade Oliver in the end. Oliver uses police files and IT specialist Felicity Smoak to deduce that the robbers are actually a family unit, and that the leader Derek Reston worked for Queen Industries before Robert Queen outsourced 1500 jobs to China and the Reston family lost their home as a result. Feeling guilty, Oliver tries to persuade Derek to right his own wrongs, but when he learns that the family are going to rob another bank he chooses to stop them. During Oliver's confrontation, Derek is shot and dies. Meanwhile, Tommy throws Laurel a fundraiser to help her pro-bono law firm, CNRI, stay in business; Tommy hopes that this will show Laurel that he is serious about wanting a relationship with her. Flashbacks also reveal how Oliver first discovered the target names in his father's notebook.
7	7	"Muse of Fire"	David Grossman	Story by: Andrew Kreisberg Teleplay by: Geoff Johns & Marc Guggenheim	November 28, 2012 (2012-11-28)	2J7307	3.74
While on her way to meet Oliver, Moira is almost gunned down by a mysterious assailant who was attempting to assassinate an associate of mob boss Frank Bertinelli. Oliver attempts to infiltrate Frank's business to discover the identity of the attacker. Frank confronts China White and the Triad gang for the murders of his people. Oliver learns that the attacker is Helena Bertinelli, Frank's daughter, with whom he had just been on a date. Helena reveals that she is looking for revenge against her father, who she blames for the murder of her fiancé. Helena and Oliver are abducted by Frank's right-hand man, Nick Salvati, in connection to the deaths of other mob associates; Helena kills Nick after learning he killed her fiancé. She also deduces Oliver's identity as the vigilante after witnessing him fight her father's henchmen. In the end, Helena confesses to Oliver that she believes that they both share similar stories and that is why they feel connected to each other. Meanwhile, Tommy is cut off financially by his father, who turns out to be the unknown associate that Moira was meeting with regarding the target list. Walter returns home after being away for weeks.
8	8	"Vendetta"	Kenneth Fink	Beth Schwartz & Andrew Kreisberg	December 5, 2012 (2012-12-05)	2J7308	3.35
Oliver decides to teach Helena that there is justice outside of revenge after witnessing her try to kill the head of the Triad. Diggle expresses his disapproval, believing that Helena cannot be trusted. Oliver shows Helena that they can bring down her father's business by taking out key players and delivering them to the police. Helena starts to buy into the idea, but after an impromptu dinner with Oliver, Tommy, and Laurel leads to an awkward moment, Helena abandons Oliver's approach, believing he was manipulating her. Helena goes after the Triad, killing their leader. As a result, China White and her men go after Frank Bertinelli, believing him to be responsible, but Oliver gets there in time to stop them. Oliver also stops Helena from killing her father, but she refuses to forgive him for allowing the police to arrest Frank and threatens to reveal his identity if he tries to come after her in the future. Meanwhile, Tommy finally admits to Oliver that his father cut him off financially, and asks for a job working at the club that Oliver is attempting to build. Walter also learns more about the secret organization that Moira is a part of.
9	9	"Year's End"	John Dahl	Story by: Greg Berlanti & Marc Guggenheim Teleplay by: Andrew Kreisberg & Marc Guggenheim	December 12, 2012 (2012-12-12)	2J7309	3.11
Adam Hunt is killed by a mysterious archer; Detective Lance deduces that a copycat is at work, but his superior publicly blames the hooded vigilante. Oliver plans a Christmas party at the mansion to bring back the spirit of the holidays to his family, to which Tommy invites Laurel. A flashback shows Yao Fei's capture of Edward Fyers, who tells Oliver that the island was a prison for dangerous criminals and that his unit was tasked to exterminate the prisoners, including Yao Fei. Yao Fei is captured by Fyers's men while leading Oliver to a possible escape from the island. In the present, Oliver saves some hostages from the mysterious archer, and the two archers are injured after fighting. The mysterious archer gets away but is revealed to be Malcolm Merlyn, Tommy's father. Walter is kidnapped by one of Malcolm's associates to ensure that Moira will not interfere with Malcolm's organization's plans for the city. While recovering in the hospital, Oliver swears to take down the man he believes is behind the archer.
10	10	"Burned"	Eagle Egilsson	Moira Kirland & Ben Sokolowski	January 16, 2013 (2013-01-16)	2J7310	3.06
Six weeks after his fight with the mysterious archer, Oliver avoids any activities as his vigilante alter-ego, despite insistence from Diggle that the city needs him. When a firefighter is killed in the line of duty, Laurel suspects that he was murdered and steals the phone the vigilante gave her father in order to contact him for help. Tracking down the suspect, Oliver is bested during the confrontation, but discovers that the murderer is a firefighter. Oliver confesses to Diggle that he has lost his edge, as he now has people he worries about losing should anything happen to him, something he did not have to fear when he first returned from the island. Diggle challenges Oliver that having people to live for is more of an edge than having no one. Oliver learns that the murderer is Garfield Lynns, a firefighter thought to have died in a massive fire several years prior, but who survived with severe burns over his entire body. Garfield shows up at a charity gala for the firefighters intent on getting revenge against the fire chief for not sending backup in the night of his injury. Although Oliver saves the chief, Garfield commits suicide by burning himself. Detective Lance discovers Laurel's deception and plants a listening device on the phone to monitor her communications with the vigilante.
11	11	"Trust But Verify"	Nick Copus	Gabrielle Stanton	January 23, 2013 (2013-01-23)	2J7311	3.14
After an armored truck is robbed, and the drivers killed, Oliver believes that one of the thieves is ex-marine Ted Gaynor, an individual from his target list. Diggle dismisses Oliver's assumption, as Gaynor was Diggle's commanding officer during his first tour of duty in Afghanistan and saved Diggle's life. Oliver goes after Gaynor regardless and steals encrypted data, but Diggle intercedes and prevents Oliver from getting any information directly from Gaynor. The data is revealed to be plans for robbing armored trucks, which Oliver uses to track and stop the thieves during their next heist. Oliver informs Diggle that Gaynor was not at the heist, but someone from his security firm was. While investigating, Diggle learns that Gaynor was the mastermind behind the robberies, and is forced to join Gaynor's team to recoup the money they lost on the previously failed heist. Diggle backs out of helping Gaynor, who attempts to kill Diggle in retaliation. Oliver arrives in time and kills Gaynor before he can succeed. Afterward, Oliver apologizes for not trusting Diggle more, citing his time of the island when his trust was violated by Yao Fei, who is revealed to have been working with Fyers all along. Meanwhile, believing her mother is cheating on Walter, Thea ingests a new drug, "Vertigo", and crashes her car while speeding. She is subsequently arrested by the police for driving while under the influence.
12	12	"Vertigo"	Wendey Stanzler	Wendy Mericle & Ben Sokolowski	January 30, 2013 (2013-01-30)	2J7312	2.97
At her arraignment, Thea attempts to enter into a plea bargain with the district attorney, but determined to set an example for the Vertigo drug dealers, the judge dismisses the plea and orders the charges brought to trial. In an attempt to help Thea, Oliver begins working on tracking down the supplier; he eventually discovers that the supplier goes by "The Count", and he arranges a meeting through his contacts with the Russian mob. The meeting is broken up by the police, and the Count injects Oliver with a concentrated dose of Vertigo when the latter attempts to follow him. While overdosing, Oliver has flashbacks to the island, and Yao Fei pretending to kill him in front of Fyers so that he can help Oliver to escape captivity. Diggle takes Oliver back to his hideout and uses medicinal herbs Oliver brought back with him from the island to fight the drug overdose. Afterward, Oliver has the drug analyzed and uses the ingredients to track the location of the Count. As the vigilante, Oliver is able to confront the Count and inject him with his own drug just as the police arrive as well. Laurel persuades her father to pull some strings and get Thea 2 years of probation and 500 hours of community service, which she begins serving at Laurel's legal office. Additionally, Felicity shows Oliver the list of names that Walter discovered, and informs him that they came from his mother.
13	13	"Betrayal"	Guy Bee	Lana Cho & Beth Schwartz	February 6, 2013 (2013-02-06)	2J7313	2.96
Oliver confronts his mother about the list of names, but she denies any knowledge. Diggle does not trust Moira and decides to look into her daily activities. Oliver has flashbacks to his time on the island, where he met Slade Wilson, an Australian Intelligence operative who came to the island to free Yao Fei. Laurel enlists the help of the vigilante when criminal Cyrus Vanch is released from prison on a technicality. Oliver acquires evidence that could put Vanch back behind bars, but Vanch discovers what the vigilante is up to and kidnaps Laurel in an attempt to kill the vigilante and take leadership over the city's gangs. Detective Lance and the vigilante team up to save Laurel, as Lance realizes that Vanch has contacts on the police force and that was how he learned of Laurel working with the vigilante. The pair save Laurel, with Oliver stopping Lance from killing Vanch as revenge for kidnapping Laurel. In order to protect Laurel, Oliver decides that she can no longer have contact with the vigilante. Diggle presents evidence to Oliver that his mother is connected to the group he is hunting, and that she also knew that his father's yacht was sabotaged and kept it to herself. In response, Oliver decides to interrogate his mother again, but this time as the vigilante.
14	14	"The Odyssey"	John Behring	Story by: Greg Berlanti & Andrew Kreisberg Teleplay by: Andrew Kreisberg & Marc Guggenheim	February 13, 2013 (2013-02-13)	2J7314	3.29
While confronting his mother, Oliver lets his guard down and Moira manages to grab a gun and shoot him. Seeking out Felicity for help, Oliver exposes his secret and asks Felicity to take him to his hideout. With Diggle's help, the bullet is removed and Oliver is stabilized. While unconscious, Oliver has a flashback to his time on the island. Slade Wilson begins training Oliver for an assault on a supply aircraft, which Slade intends to use to escape the island. He also informs Oliver that the man who tortured him was Slade's partner, Billy Wintergreen. He betrayed Slade and joined Fyers. After successfully infiltrating the airstrip, Slade reveals plans to send in an airstrike to wipe out all of Fyers's operation. Oliver heads out to find Yao Fei and save him from the airstrike, but he is recaptured by Fyers. Before he can be executed, Slade arrives, rescuing Oliver and killing his old partner. Although they missed the supply aircraft, Slade and Oliver decide to continue to work together to stop Fyers and get off the island. It is also revealed that Yao Fei changed sides for the safety of his daughter, Shado (Celina Jade), who is held captive by Fyers. Back in the present, Felicity agrees to join Oliver and Diggle, but only until they find Walter. Diggle agrees to back off from pursuing Moira following Oliver's demands, but he is still skeptical of his mother's connection to his father's list of names.
15	15	"Dodger"	Eagle Egilsson	Beth Schwartz	February 20, 2013 (2013-02-20)	2J7315	3.15
Oliver learns of a jewel thief named "Dodger" (James Callis), who uses hostages tagged with bomb collars to steal for him, who has come to Starling City. Felicity suggests that Oliver bug the phone of Detective McKenna Hall, an old friend of Oliver's, to gain information on the Dodger. She also convinces Oliver to ask Detective Hall out on a date so that he can have some down time. The date prompts flashbacks to the island, and Oliver recalling a time where he came upon another individual who was beaten and tied up, but refuses to help for fear that it is a trap set by Fyers. Through the wire tap, Oliver is able to determine the Dodger's next location, but is stunned by a bomb thrown by the thief, who subsequently gets away. To draw out the Dodger, Oliver donates antique jewels to a local auction. It works, but Felicity is caught tracking the thief, who places a bomb collar on her as insurance in his getaway. Oliver manages to stop the Dodger and deactivate the collar. Meanwhile, Moira attempts to make a deal with China White to have Malcolm killed, so that she can leave the secret organization and get Walter back.
16	16	"Dead to Rights"	Glen Winter	Geoff Johns	February 27, 2013 (2013-02-27)	2J7316	3.17
Oliver stops a hired gunman called Guillermo Barrera who comes to Starling City, but must enlist Felicity to decipher the assassin's phone and determine who the target was. China White hires Deadshot, who is revealed to have survived Oliver's shot with an arrow, to take out Malcolm Merlyn after the previous gunman was stopped by the vigilante. Meanwhile, Malcolm asks Tommy to attend an award ceremony where Malcolm will be receiving a humanitarian award; after much reluctance, Tommy is persuaded to attend by Oliver. At the last moment, Oliver discovers that Malcolm is the target and races to the event to save him. Although he is almost caught by Detective McKenna, Oliver manages to get Malcolm away from China White's men. While in an office, Malcolm is shot with one of Deadshot's poison tipped bullets, and Oliver is forced to reveal his identity to Tommy in order to secure his trust so that he can save Malcolm's life. Afterward, Malcolm informs Moira that he believes someone from the organization attempted to kill him and entrusts her to identify the culprit. Elsewhere, Laurel is confronted by her mother, Dinah, who reveals that her sister might be alive. During a flashback, Oliver is shown repairing a damaged radio from Slade's downed aircraft, which Slade uses to tune into the radio communications of Fyers and his men.
17	17	"The Huntress Returns"	Guy Bee	Jake Coburn & Lana Cho	March 20, 2013 (2013-03-20)	2J7317	3.02
Helena returns to Starling City to kill her father after she learns that he plans to make a deal with the F.B.I. for a pardon on his sentence and witness protection. Helena asks Oliver for help, but when he refuses she attacks Tommy to force his assistance. The pair go after a set of armored trucks, but Helena is captured by the police when it is revealed to have been a trap. Oliver breaks her out of police custody to protect his secret and demands that she leave Starling City. Instead, Helena forces Felicity to find her father's location. Oliver discovers the truth and manages to stop Helena from killing her father, but when McKenna arrives, Helena shoots her and escapes. In the hospital, McKenna reveals to Oliver that she plans to move to Coast City for her rehab, effectively ending their relationship. Meanwhile, Tommy struggles with his knowledge of Oliver's secret, which in turn affects his relationship with Laurel. Dinah presents her evidence of Sara's existence to her ex-husband and Laurel. In a flashback to the island, Oliver and Slade steal a circuit board to a missile launcher from Fyers and attempt to leverage it as a means to get off the island.
18	18	"Salvation"	Nick Copus	Drew Z. Greenberg & Wendy Mericle	March 27, 2013 (2013-03-27)	2J7318	2.65
Another vigilante, who goes by "The Savior", appears in Starling City and kidnaps one of Oliver's targets, a slum lord who recently had criminal charges dropped against him because he was able to pay off the District Attorney. The Savior forces the slum lord to confess his atrocities, only to shoot him dead over a live internet broadcast. When The Savior kidnaps the District Attorney, and broadcasts his interrogation, Felicity attempts to track his location for Oliver. The signal continues to move and keeps Oliver from being able to save the attorney. The Savior goes after Roy next, whom he deems as just another gangbanger. Diggle realizes that The Savior is using an abandoned subway car to travel around the city, and Oliver is able to catch the subway car and stop the Savior before he can kill Roy. Afterward, Oliver realizes the secret organization's plans involve The Glades, a neighborhood filled with poverty and crime. Meanwhile, Laurel proves to Dinah and her father, who now believes his daughter survived, that the woman in the picture that Dinah discovered from China was not Sara. Malcolm contacts the Triad to determine who tried to kill him. Moira turns over her co-conspirator Frank Chen to Malcolm, who, dressed in his archer attire, kills Chen and thanks Moira for her loyalty. The flashback to the island shows that Oliver and Slade freed Yao Fei's daughter, but at the cost of Fyers re-acquiring the circuit board.
19	19	"Unfinished Business"	Michael Offer	Bryan Q. Miller & Lindsey Allen	April 3, 2013 (2013-04-03)	2J7319	2.92
After a girl dies from using a new form of Vertigo, Oliver sets out to interrogate the Count and determine who is dealing drugs in the Glades. Oliver quickly determines the Count has lost his mind from the Vertigo overdose he received from Oliver months prior. When news reports state that the Count escaped the facility shortly after he left, Oliver suspects that the Count was faking his mental illness. Meanwhile, Detective Lance finds loose connections between Tommy and Vertigo, and attempts to uncover the truth, which almost leads him to discovering Oliver's hideout. Fortunately, Tommy has all of Oliver's gear stored so that Lance does not find anything. Tommy eventually quits the club after realizing that Oliver did not trust that he had nothing to do with any drug dealing; this leads Tommy to ask his father for a job. Felicity isolates an anti-psychotic compound in the drug, and Oliver realizes that the Count's psychiatrist is the one really behind the re-emergence of Vertigo. Oliver stops the doctor, and opts not to kill the Count, who truly lost his mind from the Vertigo overdose and was the unwitting scapegoat of the doctor's actions. Afterward, Oliver decides to help Diggle track down Deadshot, who was responsible for the death of Diggle's brother. In a flashback, Yao Fei's daughter, Shado, begins training Oliver to use a bow.
20	20	"Home Invasion"	Kenneth Fink	Ben Sokolowski & Beth Schwartz	April 24, 2013 (2013-04-24)	2J7320	3.10
Laurel represents the Moore family who are suing a corrupt businessman, Edward Rasmus (Al Sapienza), who cheated the family out of their life savings, but a hit is put out on the family, and the couple's young child is the only one to survive. Laurel takes the boy into her custody until his extended family can be reached, but the hitman (J. August Richards) comes after the boy, who can identify him. Laurel is saved by the vigilante, and Tommy suggests that they all go to Oliver's for protection while the police look for the hitman. A sting operation headed up by A.R.G.U.S is set to capture Deadshot, but Oliver chooses to locate the man responsible for hiring the hitman instead of stopping Deadshot. Feeling betrayed by Oliver for choosing Laurel over him, after Oliver agreed to help Diggle kill Deadshot, Diggle decides to leave Oliver. After killing his client, the hitman comes to the Queen residence to kill all remaining witnesses, but Oliver manages to kill him before he can get to Laurel and the boy. Afterward, Tommy decides to leave Laurel, believing that he could never compete with Oliver should she ever discover that he is the vigilante. Elsewhere, Roy continues his search for the vigilante, and Thea agrees to help after seeing how important it is to him. During a flashback to the island, Shado teaches Oliver to shoot a bow but before his skills can be used as their cover, Yao Fei brings Fyers' men to their hideout to capture them all.
21	21	"The Undertaking"	Michael Shultz	Jake Coburn & Lana Cho	May 1, 2013 (2013-05-01)	2J7321	2.89
Oliver tracks down an accountant, Backman, for the secret organization and steals his laptop in order to redistribute all of his money back to the people he stole from. While decrypting the laptop, Felicity uncovers a link to Walter—a $2 million transfer was made to Dominic Alonzo, an underground casino owner who was hired to kidnap Walter. With Felicity posing as a card sharp, the pair infiltrate the casino; after being beaten and threatened, Alonzo reveals that Walter was killed. Oliver informs his family; Moira immediately confronts Malcolm, who reveals that Walter is alive. Oliver, who was listening in, discovers that Tommy's father is heading the secret organization, and uses Felicity to hack into his phone records to ascertain Walter's location. As the vigilante, Oliver frees Walter and reunites him with the family. Meanwhile, Laurel goes to Tommy to get the truth about why he left, and Tommy reveals that he believes she is meant to be with Oliver, who still loves her. In a flashback, Robert Queen is shown disagreeing with Malcolm's proposed "Undertaking", which would involve leveling the Glades and kill thousands of people in an effort to rebuild the area and remove the crime. As a result, Malcolm has a bomb planted on the Queens' yacht just before Robert and Oliver set off.
22	22	"Darkness on the Edge of Town"	John Behring	Drew Z. Greenberg & Wendy Mericle	May 8, 2013 (2013-05-08)	2J7322	2.62
Malcolm Merlyn, in his archer costume, goes to Unidac Industries to tie up loose ends by murdering scientists that worked on the seismic device that will be used to level the Glades. Oliver and Diggle devise a plan where Diggle dresses as the vigilante and kidnaps Oliver and Moira in an attempt to uncover the truth about the Undertaking. The plan works and Oliver, Felicity, and Diggle break into Merlyn Global to hack the mainframe and find the device. Oliver convinces Tommy to get back together with Laurel, but when he learns that he could give up being the vigilante if he stops the Undertaking, Oliver decides to reconcile with Laurel himself; later, Tommy witnesses Oliver and Laurel kissing. That night, Diggle goes after the device, but Malcolm learns of the system hack and has the device moved. The vigilante attempts to kill Malcolm, who reveals to the vigilante that he is the other archer; the two fight and Malcolm gets the upper hand, discovering Oliver's secret. Meanwhile, Walter reveals that he knew that Moira was part of his kidnapping and gives her divorce papers as a result. In a flashback, Fyers reveals that he plans to cripple the Chinese economy by blowing up aircraft going into China. Fyers then murders Yao Fei after forcing him to take credit for the attacks via video recording.
23	23	"Sacrifice"	David Barrett	Story by: Greg Berlanti Teleplay by: Marc Guggenheim & Andrew Kreisberg	May 15, 2013 (2013-05-15)	2J7323	2.77
Malcolm imprisons Oliver and leaves him to die, hung from chains, but he manages to escape and return home. In a flashback, Fyers fires a missile at an approaching airliner, but Oliver and Shado manage to override the coordinates and destroy the missile. Afterward, Oliver kills Fyers. In the present, Oliver confronts his mother about the Undertaking, which prompts her to hold a press conference and reveal to the city her involvement with Malcolm and the plan to destroy the Glades. Tommy sees the press conference, and Malcolm reveals that he is the other archer to the dismay of his son. Detective Lance, with help from Felicity, is able to dismantle the earthquake device. Diggle and Oliver go after and mortally wound Malcolm, who gloats that there is a second device shortly before he dies. The device activates and begins to level the east side of the Glades. Thea goes into the Glades to save Roy, who heroically works to help others who are trying to escape the earthquake. Laurel is trapped in her office at CNRI, but Tommy arrives to rescue her. Laurel escapes, but Tommy is caught by falling debris. Oliver arrives too late, and Tommy dies from his wounds.

Season 2 (2013–14)

This season was prefaced with a recap episode airing on October 2, 2013, titled "Year One". It featured highlights from season one and a special preview of season two.

No. in series	No. in season	Title	Directed by	Written by	Original air date	Production code	U.S. viewers (million)
24	1	"City of Heroes"	John Behring	Story by: Greg Berlanti Teleplay by: Andrew Kreisberg & Marc Guggenheim	October 9, 2013 (2013-10-09)	2J7451	2.74
Following the destruction of the Glades and Tommy's death, Oliver goes back to the island alone as penance for failing the city and Tommy. Felicity and Diggle arrive and convince Oliver to return, informing him that Queen Consolidated is in threat of takeover and dissolution by Isabel Rochev. Oliver learns a group of vigilantes, dressed like the Hood, are killing others to take back the Glades. They target Oliver twice before kidnapping Thea. Oliver saves her without killing anyone and leaves the vigilantes for Quentin Lance, who was demoted to patrol officer. Roy is also trying to protect the Glades, and is rescued by an unknown blonde female vigilante. Oliver enlists the help of Walter to save the company. As well, Oliver decides to honor Tommy's memory by becoming a hero of Starling City, and elects to find a new name for his alter-ego. In a flashback, Oliver, Shado, and Slade realize they are not alone on the island following Fyers' demise.
25	2	"Identity"	Nick Copus	Ben Sokolowski & Beth Schwartz	October 16, 2013 (2013-10-16)	2J7452	3.06
Roy fails to stop a truck robbery commited by China White. When Oliver attempts to convince Roy to stop being a vigilante, he learns that the hospital in the Glades is having its medicine stolen. Oliver sets a trap and finds China White stealing the medicine delivery trucks; the police arrive during the battle and he retreats, allowing China White to get away. Oliver decides to work with Sebastian Blood, an alderman for the Glades, to bring awareness and help for the people in need, but is forced to abandon his appearance at a charity event to instead stop China White. Blood lambasts him in the press. The vigilante convinces Roy to stop fighting in his name, but instead be his "eyes and ears" in the Glades. Afterward, Laurel sets a trap for the vigilante, who is seemingly surrounded by the police. In a flashback, Oliver, Slade, and Shado discover a cave containing the remains of several cranially disfigured World War II Japanese soldiers.
26	3	"Broken Dolls"	Glen Winter	Marc Guggenheim & Keto Shimizu	October 23, 2013 (2013-10-23)	2J7453	2.89
Oliver is saved from the police by a female vigilante, who quickly vanishes into the night. He sets Roy to track her down, which he manages through the vigilante's connection to a girl named Sin. Officer Lance discovers that the serial killer Barton Mathis, whom he arrested years earlier, escaped from prison during the earthquake and is on the killing spree again. Lance looks to Oliver's alter-ego vigilante for help when he is forced to stay away from the investigation. The pair break into a lab running tests on the evidence found at Mathis's crime scene and are able to discover the link between all of his victims. Oliver learns that Mathis abducted Quentin and Laurel and plans to kill them both. Oliver saves Laurel and Quentin; the female vigilante shows up and kills Mathis after Oliver captures him. During the pre-trial motions for Moira Queen, the district attorney announces his plan to seek the death penalty for Moira's actions in the death of the citizens of the Glades. Later, the female vigilante is tracked down by an agent of Ra's al Ghul; she kills him to avoid having to return to his organization. In flashbacks to the island, Oliver and Slade rush to the aid of Shado who is being attacked. Oliver gets imprisoned by unknown assailants on the boat, Amazo.
27	4	"Crucible"	Eagle Egilsson	Andrew Kreisberg & Wendy Mericle	October 30, 2013 (2013-10-30)	2J7454	2.37
Felicity realizes from Oliver's past encounters with the female vigilante that she has been following Laurel. With this information, Oliver manages to ambush her and discovers that she is Sara, Laurel's sister who was believed to have drowned. Meanwhile, weapons shipments are being intercepted by a gang leader calling himself "The Mayor", who assaults a gun rally hosted by Oliver and Blood. This allows Felicity to identify the Mayor, and subsequently track him down. Oliver recruits Sara to assist him in capturing the Mayor. Afterward, a corrupt police officer brings "The Mayor" to an unknown location, where Blood injects him with a green substance that ultimately kills him. Meanwhile, Laurel develops a drinking problem, and refuses help from her father and Oliver. In response, Oliver asks Sara to reveal herself to her family, knowing it will cost him Laurel's friendship. In flashbacks, Oliver is questioned about the bodies of the Japanese soldiers, but when he refuses to answer questions he is taken to an interrogation room where he first learns that Sara is alive.
28	5	"League of Assassins"	Wendey Stanzler	Jake Coburn & Drew Z. Greenberg	November 6, 2013 (2013-11-06)	2J7455	2.80
Sara and Oliver are attacked at Queen Mansion by a man dressed like Malcolm Merlyn. Sara reveals that the man, Al-Owal, is a member of the League of Assassins and is targeting her for leaving the League. Felicity manages to trace Al-Owal to an abandoned manufacturing plant from the dirt he left behind. Oliver and Sara fight with Al-Owal and two other League members to a stalemate. They manage to escape and Al-Owal threatens to kill Sara's family. Oliver manages to protect Laurel, but Quentin refuses to heed Felicity's warning. To protect her father, Sara reveals she is alive to him and brings him to her location in the clock tower. Together with Oliver, they manage to stop the League's second attack, with Sara killing Al-Owal. Afterwards, Sara decides to leave Starling City to keep her family safe, entrusting her secret to Quentin. Elsewhere, Moira, with the encouragement of her children, decides to fight the death penalty charge even after being offered a plea agreement for life in prison. In flashbacks, after being left adrift from the Queen's Gambit wreckage, Sara is rescued and brought aboard the Amazo, where she meets Dr. Anthony Ivo, who asks her to help him with his experiments.
29	6	"Keep Your Enemies Closer"	Guy Bee	Ben Sokolowski & Beth Schwartz	November 13, 2013 (2013-11-13)	2J7456	3.09
After A.R.G.U.S agent Lyla Michaels goes missing, Oliver charters a trip to Russia to help Diggle find her when they learn that she was following a lead on Deadshot's whereabouts. Isabel Rochev learns that Oliver is going to Russia and tags along, believing that he is trying to meet with the international division of Queen Consolidated behind her back. Once there, Oliver and Diggle learn that Lyla is being held in a gulag. Based on their plan, Diggle is arrested and sent to the gulag to rescue Lyla. Once inside, Diggle finds Deadshot in an isolation freezer. The pair is forced to team up to save Lyla and escape. Afterward, Diggle lets Deadshot go for helping him save Lyla; in return, Deadshot reveals that he was contracted to kill Diggle's brother by H.I.V.E. In flashbacks, Dr. Ivo reveals to Oliver that the Japanese soldiers were transporting a secret serum that would give soldiers superhuman strength and regenerative capabilities. Later, Sara tricks Oliver into revealing that Shado and Slade are still alive. Oliver is nearly executed, but Sara convinces Ivo to spare him.
30	7	"State v. Queen"	Bethany Rooney	Marc Guggenheim & Drew Z. Greenberg	November 20, 2013 (2013-11-20)	2J7457	2.66
It is revealed that the Count escaped from prison during the earthquake in the Glades. Afterward, the Count begins poisoning Starling City with the Vertigo drug; Diggle and the assistant district attorney are among the infected. When the assistant district attorney collapses in court, the Count kidnaps him en route to the hospital and reveals to the city that the cure to their sickness is to take Vertigo. In court, Laurel uses an affair between Moira and Malcolm to cast doubts on Moira's defense. Ultimately, Moira is found "not guilty" by the jury; she later learns that Malcolm Merlyn, alive and well, had rigged the trial. Malcolm also reveals that he now knows Thea is his biological daughter. Felicity is able to locate the Count, and Oliver manages to save the assistant district attorney, but at the expense of allowing the Count to escape. Later, Felicity is captured by the Count when she discovers how he has been infecting the city. In order to protect Felicity from being injected with Vertigo, Oliver is forced to break his promise and kill the Count. Meanwhile, Blood is informed by one of his aids that his test subject - Cyrus - has survived his injection. In a flashback to the island, Shado and Slade rescue Oliver and Sara, after Dr. Ivo and his men travelled to the island to locate the stone arrowhead left by the Japanese soldiers.
31	8	"The Scientist"	Michael Schultz	Story by: Greg Berlanti & Andrew Kreisberg Teleplay by: Andrew Kreisberg & Geoff Johns	December 4, 2013 (2013-12-04)	2J7458	3.24
When a masked thief with superhuman strength steals a centrifuge from Queen Consolidated, Oliver and his team investigate, with the help of Central City CSI Barry Allen. Oliver suspects that Barry is hiding something and has him investigated. When confronted, Barry reveals that he is searching for super-powered beings in the hope that he will find the one responsible for the murder of his mother. Oliver realizes that the thief was enhanced using the same serum that Dr. Ivo was searching for on the island. Roy and Thea stumbled upon Oliver's case after helping Sin to find her missing friend, but Oliver shoots Roy in the leg to prevent him getting further involved. Oliver tracks the thief, but is injured and injected with an unknown toxin. In order to save Oliver's life, Felicity contacts Barry to help find an antidote. Meanwhile, Malcolm puts pressure on Moira to tell Thea that he is her father. Moira instead contacts Ra's al Ghul, who wants to kill Malcolm for breaking the League of Assassins' code of honor by destroying the Glades. As a result, Malcolm leaves and warns her that the issue regarding Thea is not over. In a flashback to the island, Oliver and Shado find the serum, but when they inject Slade with it his heart stops, just as Dr. Ivo arrives with his men.
32	9	"Three Ghosts"	John Behring	Story by: Greg Berlanti & Andrew Kreisberg Teleplay by: Geoff Johns & Ben Sokolowski	December 11, 2013 (2013-12-11)	2J7459	3.02
Barry manages to save Oliver's life, but Oliver is angry to find out that Felicity has revealed his secret when he regains consciousness. Barry and Felicity are able to identify and locate Oliver's attacker, Cyrus Gold. While continuing to discover the truth behind the death of Sin's friend Max, Roy is captured by Cyrus and brought before Sebastian who injects him with the Mirakuru serum. The serum fails to work and kills Roy. Oliver arrives and stops Cyrus, simultaneously destroying the centrifuge and the remaining serum. Oliver revives Roy, but worries that the serum may affect him negatively. In flashbacks, Ivo kills Shado, but flees when Slade turns up with super-human strength and kills his men. Later, Slade is revealed to be alive in the present and the one orchestrating Blood's work; he orders Blood to leave the vigilante alone, so that he can deal with him personally. While Roy recovers at the Queen mansion, the serum injection heals the arrow wound in his leg. Barry leaves a domino mask for Oliver, to better hide his identity, and returns to Central City. Barry is doused with chemicals and caught in an explosion at his lab after the new particle accelerator explodes during a lightning storm.
33	10	"Blast Radius"	Rob Hardy	Jake Coburn & Keto Shimizu	January 15, 2014 (2014-01-15)	2J7460	2.52
Oliver continues his search for the man in the skull mask to no avail. Meanwhile, Felicity has been traveling to Central City to visit Barry who is in a coma due to the explosion. A serial bomber Mark Scheffer, who goes by the name "Shrapnel", begins setting off bombs across Starling City as an anti-government movement. Sebastian Blood begins his campaign as mayor, and decides to organize a Unity Rally for the city. Scheffer targets the rally, but Oliver is able to apprehend Scheffer, and the bombs disarmed. During the commotion, Thea witnesses Roy using his new strength and confronts him. Laurel continues to look into Blood, after discovering that he has ties to Cyrus Gold. She visits a mental institution, where she finds Blood's mother, who reveals that Sebastian killed his father and put her in the institution to cover it up. In a flashback, Slade experiences adverse effects to his mind and personality due to the Mirakuru.
34	11	"Blind Spot"	Glen Winter	Wendy Mericle & Beth Schwartz	January 22, 2014 (2014-01-22)	2J7461	2.49
Sebastian Blood visits his mother in the sanitarium and learns that she told Laurel that he killed his father. Oliver continues his search for the man in the skull mask, and receives help from Laurel, who suspects that it is Sebastian Blood. Oliver investigates Sebastian, who, fearing that he will be discovered, has Laurel arrested for narcotic possession by his disciple, Officer Daily. Afterward, he has her kidnapped to lure Arrow out. Arrow comes to rescue her, but during a fight Laurel kills the man in the skull mask, who is revealed to be Officer Daily, unknowingly throwing suspicion off Blood. Laurel is cleared of wrongdoing, but is fired when her opiate addiction is brought to light. Meanwhile, Roy and Sin attempt to use his new powers to stop a murderer, but Roy goes overboard and puts the man in the hospital. In order to help, Arrow offers to train Roy to control his new powers as well as his change in mental state. In flashbacks, Sara considers an offer from Ivo to return the Mirakuru for safe passage off the island; after remembering Ivo's torture of the ship prisoners, she declines.
35	12	"Tremors"	Guy Bee	Marc Guggenheim & Drew Z. Greenberg	January 29, 2014 (2014-01-29)	2J7462	2.95
Ben Turner escapes from prison with assistance from Milo Armitage, who also pays him $10 million to steal a prototype of Malcolm Merlyn's earthquake device. Arrow tries to teach Roy self-control, but Roy loses control during a mission and Turner manages to escape with the device. Arrow tracks down the device and is forced to reveal his identity to Roy in order to get his help in destroying the device. Meanwhile, Laurel learns that she may be disbarred because of her addiction, and spirals further out of control. In addition, Moira agrees to run for mayor against Sebastian, and Amanda Waller propositions Turner to commute his sentence in exchange for him joining a "squad" she is forming. In flashbacks, Oliver struggles with the guilt of letting Shado die and stops Slade from destroying Ivo's freighter with Fyers' missile launcher.
36	13	"Heir to the Demon"	Wendey Stanzler	Jake Coburn	February 5, 2014 (2014-02-05)	2J7463	2.86
Nyssa Raatko, daughter of Ra's al Ghul and member of the League of Assassins, arrives in Starling City to convince Sara to return to Nanda Parbat with her. Nyssa confronts Sara, and reveals that the two shared a past romantic relationship. Sara refuses to comply, so Nyssa kidnaps Dinah Lance, Sara's mother, and threatens to kill her if Sara does not agree to return with her within 24 hours. Sara agrees, but drinks snake venom in an act of self-sacrifice. Arrow arrives with an antidote, and Nyssa releases Sara from her obligations to the League. Meanwhile, as Moira begins her political campaign, Felicity discovers that Thea's true father was Malcolm Merlyn. Although threatened by Moira, Felicity reveals the truth to Oliver, who supports his mother's campaign publicly while denouncing their familial relationship privately. Although Sara is welcomed back by her parents, Laurel, in a fit of rage, kicks her out of her house after deciding that Sara is responsible for everything bad that has happened to her and their family. In addition, Slade decides to take care of Moira's campaign against Blood.
37	14	"Time of Death"	Nick Copus	Wendy Mericle & Beth Schwartz	February 26, 2014 (2014-02-26)	2J7464	2.45
William Tockman orchestrates a precisely timed heist of Kord Industries and steals an electronic device that will allow him to access any bank vault in the world. His work comes to the attention of Oliver and Sara, who work together to try and stop him, foiling one of his robberies. In response, Tockman uses the device to hack into the computer servers at Oliver's hideout and overload them so they explode. Felicity, feeling left out with Sara now part of the team, attempts to bait Tockman into coming after one last heist. Oliver, Sara, and Diggle arrive in time to protect Felicity, but Felicity takes a bullet while saving Sara before stopping Tockman. Meanwhile, the Lances attempt to have dinner together and it is revealed that Sara and Oliver are in a relationship, much to the anger of Laurel. Later, Laurel reveals the reason for her anger to Sara and they make amends; afterward, Laurel attends an A.A. meeting with Quentin. Slade makes his presence known to Oliver by coming to his home and meeting with Moira. In flashbacks, it is revealed that Sara befriended Sin after promising her dying father, a pilot shot down while flying over the island, that she would make sure Sin was safe.
38	15	"The Promise"	Glen Winter	Jake Coburn & Ben Sokolowski	March 5, 2014 (2014-03-05)	2J7465	2.21
Discovering that Slade is alive, Oliver is forced by his mother to give Slade a tour of the home. Sara and the rest of the team are notified and arrive at the home to provide backup to Oliver. As Slade leaves, Oliver deduces that he is the one controlling the man in the skull mask, and attempting to create more Mirakuru. Slade informs Oliver that he is there to follow through with a promise he made to Oliver on the island. Later, it is revealed that Slade used the tour to plant cameras throughout the Queen home. In flashbacks, Oliver, Sara, and Slade strategize how to infiltrate Dr. Ivo's freighter. The trio set fire to the Mirakuru, and privately Sara convinces Oliver to kill Ivo in order to keep him from telling Slade how Shado died. Oliver, Slade, and Sara are able to board the ship, with Sara freeing the prisoners, and Oliver and Slade going after Ivo. With Ivo cornered, he reveals to Slade that Oliver chose Sara over Shado. Slade turns on Oliver and imprisons him on the ship as Sara and the other prisoners escape to the island. Slade takes control of the ship and reveals to Oliver that he kept the Mirakuru, having Sara and Oliver destroy an empty box, and tells Oliver that he will not kill him until he has made him suffer the loss of those he loves first, "the promise" he spoke of.
39	16	"Suicide Squad"	Larry Teng	Keto Shimizu & Bryan Q. Miller	March 19, 2014 (2014-03-19)	2J7466	2.42
In a flashback to years prior in Afghanistan, Diggle and Lyla are leading a group of Afghan villagers when one identifies a wanted man, Gholem Qadir, among the group. During an ambush, Diggle saves Qadir's life. In the present, Diggle and Lyla are called upon by Amanda Waller to lead her "Task Force X", also known as the "Suicide Squad", which consists of Deadshot, Bronze Tiger and Shrapnel being used as expendable assets. The Squad is sent after Qadir, who was released from prison and has developed a deadly nerve agent. Waller wants to use Diggle's past relationship with Qadir to get close to him and steal the weapon. After saving Qadir's life again, through a faked assassination attempt, Diggle is invited to Qadir's home for a party. Once there, Deadshot locates the nerve agent and is expected to be used as a targeting reference for a drone strike on the house. Diggle decides to save Deadshot; as a result, the drone misses the house and a SEAL team is forced to destroy the nerve agent. Meanwhile, Oliver continues to try and deal with the threat of Slade Wilson. Oliver is forced to go to Amanda Waller for help, revealing he has interacted with her before. At first not believing that Slade is alive, Waller tells him that A.R.G.U.S. has been tracking a new mercenary they call "Deathstroke", whom the pair realize is actually Slade.
40	17	"Birds of Prey"	John Behring	Mark Bemesderfer & A.C. Bradley	March 26, 2014 (2014-03-26)	2J7467	2.62
Oliver and Sara assist a police raid, and in the process help capture Frank Bertinelli. Oliver quickly realizes that Frank's daughter, Helena, will return to kill Frank once she learns that her father is in police custody. Laurel is asked to return to the district attorney's office to try Frank's case, but she discovers that it is a ruse to draw out Frank's daughter. Helena shows at the courthouse and takes hostages in exchange for her father. Sara goes to the courthouse, as the Canary, to rescue Laurel, but Helena overpowers Sara and demands that Oliver deliver Frank in exchange for Laurel. Oliver delivers Frank, but he is killed in crossfire with S.W.A.T.; Officer Lance ultimately arrests Helena, after Sara stops her. Despite the ruse, the district attorney rehires Laurel to avoid scandal. Roy breaks up with Thea when he realizes that he is a danger to her as long as he cannot control the side effects of the Mirakuru. In flashbacks, Slade demands Sara return one of the escapees, who can fix the engines of the ship, or else he will kill Oliver. Sara and the other escapees prepare to send the person back against his will.
41	18	"Deathstroke"	Guy Bee	Marc Guggenheim & Drew Z. Greenberg	April 2, 2014 (2014-04-02)	2J7468	2.32
Initially pretending to comfort Thea after her breakup, Slade uses his opportunity to kidnap her. Distracted by Thea's kidnapping, and having his team work to locate Slade, Oliver gives temporary CEO status to Isabel Rochev so that she can ensure that the company runs smoothly in his absence. Isabel uses her temporary power to convince the board of directors to make her position permanent, thus allowing her company to take full control over Queen Consolidated. When confronted, Isabel reveals that she has been working with Slade the entire time, and tells Oliver where Thea is being held. Oliver arrives, but Thea has already been freed—her kidnapping was a diversion from Slade's real plan to free a group of convicts to be used as test subjects for the next Mirakuru trials. Thea informs Oliver and Moira that Slade told her that her biological father is Malcolm Merlyn. Quentin Lance is arrested for aiding the vigilante, Roy leaves Starling City, and Slade visits Laurel and reveals that Oliver is the Arrow. In flashbacks, Sara attempts to use the trade for Oliver as a moment to kill Slade, but it backfires.
42	19	"The Man Under the Hood"	Jesse Warren	Story by: Greg Berlanti & Geoff Johns Teleplay by: Andrew Kreisberg & Keto Shimizu	April 16, 2014 (2014-04-16)	2J7469	2.26
Oliver and his team break into the Applied Sciences division of Queen Consolidated and destroy the lab so that Slade does not have access to it to mass-produce the Mirakuru. In response, Slade attacks the team at their hideout and steals an electronic "Skeleton Key", so that he can access any lab to get the equipment he needs. The team is too late and Slade successfully steals a bio-transfuser that will allow him to transfer his Mirakuru-infused blood to the convicts he freed. Oliver tracks Slade and discovers that he has kidnapped Roy and is using him to transfuse the blood. Oliver rescues Roy, and Isabel is mortally wounded in the battle. Later, Oliver reveals there is a cure for the Mirakuru, and Felicity goes to S.T.A.R. Labs to have an antidote created. Meanwhile, Laurel investigates Oliver being the Arrow, which leads her to discover that Sara is the Canary. Laurel stops her investigation when her father tells her that the Arrow's identity is irrelevant to the symbol that he represents. Laurel later blackmails her supervisor into releasing and reinstating her father. Slade's army of Mirakuru warriors gather and Slade uses his blood to heal and empower Isabel as well. In flashbacks, Oliver kills Ivo after he tells him and Sara about the Mirakuru cure.
43	20	"Seeing Red"	Doug Aarniokoski	Wendy Mericle & Beth Schwartz	April 23, 2014 (2014-04-23)	2J7470	2.19
Roy goes on a rampage, overwhelmed by the Mirakuru and no longer thinking for himself, and attacks civilians. Oliver and Sara track Roy down, but during a fight, Oliver's leg is significantly injured and Roy escapes, killing a police officer in the process. Sara decides that Roy must be killed, but Oliver still wants to save him. Roy comes to Verdant, and Oliver uses the opportunity to inject Roy with pit viper venom to knock him unconscious, and keep him sedated until a cure can be found. Sara decides that she is not good enough for Oliver and leaves the city to find a friend. Thea continues to distance herself from her family, so Moira decides to drop out of the mayoral race at a rally, to focus on rebuilding her relationship with Thea. Oliver convinces her to continue to run, and Moira reveals that she has known Oliver was the Arrow since last year's earthquake, and that she is proud of the man he has become. After the rally, Moira, Thea, and Oliver are attacked by Slade, and Slade murders Moira when she sacrifices herself to save Thea and Oliver. In a flashback to seven years prior, Oliver reveals that he got a young woman pregnant, so Moira pays the woman to tell Oliver she had a miscarriage and never come back to Starling City.
44	21	"City of Blood"	Michael Schultz	Holly Harold	April 30, 2014 (2014-04-30)	2J7471	2.31
When Oliver goes missing after Moira's death, Diggle and Felicity enlist the help of Amanda Waller to track him down. They find Oliver in a secret hideout, where he reveals his plan to give himself up to Slade in order to save everyone else. Isabel returns and immediately shuts down Verdant, forcing Thea to make a decision to leave Starling City for good. Sebastian is sworn in as Mayor, but Laurel uncovers documentation that he knew Slade was going to kill Moira. Laurel reveals to Oliver that she knows he is the Arrow, and that Sebastian is working with Slade. After confronting Sebastian, Oliver decides that they have no choice but to kill Slade's Mirakuru army. The plan backfires, with Oliver and Laurel cornered by Slade's army, various Mirakuru soldiers wreaking havoc on the city, and Diggle being confronted by Isabel clad in Deathstroke armor. In flashbacks, Anatoli repairs the Japanese submarine that brought the Mirakuru, and he and Oliver prepare to attack the Amazo.
45	22	"Streets of Fire"	Nick Copus	Jake Coburn & Ben Sokolowski	May 7, 2014 (2014-05-07)	2J7472	TBA
46	23	"Unthinkable"	John Behring	Story by: Greg Berlanti Teleplay by: Marc Guggenheim & Andrew Kreisberg	May 14, 2014 (2014-05-14)	2J7473	TBA

Season 3

On February 13, 2014, The CW renewed the series for a third season.

U.S. Nielsen ratings

Season	No. Ep.	Timeslot (ET/PT)	Network	Season premiere		Season finale		Rank	Average total viewers (in millions)
				Date	Total Viewers (in millions)	Date	Total Viewers (in millions)
Season 1	23	Wednesday 8/7C	The CW	October 10, 2012	4.14	May 15, 2013	2.77	#119	3.68
Season 2	TBD			October 9, 2013	2.74	TBA	TBD

Home video release

Season	DVD and Blu-ray release dates			Additional info
	Region 1	Region 2	Region 4
1	September 17, 2013	September 23, 2013	October 2, 2013	The DVD/Blu-ray box set contains additional features, including making-of featurettes, deleted scenes, gag reel, and highlights from the Paley Fest 2012
2	TBA	September 22, 2014	TBA	TBA

External links

• Official website
• Arrow at IMDb
• Template:Tv.com show