Forearm (comics)
Forearm (Michael McCain) is a fictional mutant villain in the Marvel Comics universe. He was first introduced as a member of the Mutant Liberation Front in New Mutants #86, after Rob Liefeld took over as the penciller of the series. Forearm has always been a mainstay on the terrorist group's roster, even staying through leader change and surviving incarceration.
Read more about Forearm (comics): Fictional Character Biography, Powers and Abilities, Arms