|UFC 50: The War of '04|
|Promotion||Ultimate Fighting Championship|
|Date||October 22, 2004|
|City||Atlantic City, New Jersey|
UFC 50: The War of '04 was a mixed martial arts event held by the Ultimate Fighting Championship on October 22, 2004, at the Trump Plaza in Atlantic City, New Jersey. The event was broadcast live on pay-per-view in the United States, and later released on DVD.
Headlining the card were Tito Ortiz and Patrick Côté. Côté was a late replacement for Lion's Den fighter Guy Mezger, who pulled out of the event after being taken to the hospital due to stroke-like symptoms.  Patrick Côté was moved from the undercard to the main event.
- Lutter wins by KO (Punch) at :31 of round two. Lutter was a replacement for Patrick Côté, who filled in for Guy Mezger in the main event.
- Salaverry wins by submission (body triangle) at 1:36 of round one.
- Tanner wins by submission (triangle choke) at 2:22 of round one.
- Trigg wins by technical knockout (strikes) at 2:11 of round two.
- Franklin wins by submission (armbar) at 4:28 of round three.
- Ortiz wins by unanimous decision. The judges scored the bout 30–27, 30–26, 30–26.
- Hughes wins by submission (armbar) at 4:59 of round one. Hughes becomes the UFC Welterweight champion filling the vacant title. Hughes had previously lost the title to BJ Penn, but Penn had been stripped of the belt after signing with K-1.