|First appearance||Daredevil #123 (July 1975)|
|Created by||Tony Isabella
|Alter ego||Matthew Banham|
Masters of Evil
The character subsequently appears in Captain America #371 (June 1990), #373-378 (July–October 1990), Guardians of the Galaxy #28-29 (September–October 1992), Captain America #412-414 (February–April 1993), Thunderbolts #24-25 (March–April 1999), and Union Jack #1-2 (November–December 2006).
Fictional character biography
Jackhammer is a costumed agent/division leader of HYDRA when it was under the leadership of the crime lord Silvermane. When they arranged a kidnapping of Foggy Nelson, Daredevil, Black Widow, and S.H.I.E.L.D. pursued them. Jackhammer was among those who fought Daredevil and was defeated.
Jackhammer later left HYDRA and gained superhuman strength from a treatment at Power Broker, Inc. and started a relationship with female wrestler Poundcakes whose rebuff threatened the first date of Captain America and Diamondback. Anaconda and Asp rendered Jackhammer and Poundcake unconscious.
Dr. Karl Malus of Power Broker, Inc. formed Power Tools with Jackhammer and other villains in their plot to capture Battlestar and other characters when they de-powered them. He was among the villains that fought Captain America.
Jackhammer left Power Tools once when there was an occasion that Doctor Octopus recruited him to join his incarnation of the Masters of Evil during the Infinity War. He was among the villains that turned on Doctor Octopus causing him to take flight.
- Daredevil #123
- Captain America #371
- Captain America #373-378
- Guardians of the Galaxy #28-29
- Union Jack #1-2 (November–December 2006)