Concussion was created by Bob Layton in 1986 and first appeared in X-Factor Annual # 1.
Story Arcs Firefox
was hired to retrieve Darkstar
and Ursa Major
after they escaped a special research facility. Firefox located a safehouse with Darkstar, Stencil, Concussion, Iron Curtain and Mentac inside. Firefox raided the safehouse and shot off both of Concussion's hands before killing him.
Powers & Abilities
Concussion can fire concussive bursts from his hands.