Sgt. Slaughter
In the Marvel Comics "" series, his first appearance is in issue #48. The drill sergeant is confronted by suspicious Joe members who are part of the top-level security team. He defeats them in hand-to-hand combat, then gets the explanation that the master of disguise known as Zartan is loose. Sgt. Slaughter leads the Joes that he just defeated in securing the top-level exits. He finds Zartan fighting another Joe, Gung-Ho, having taken his image. Both claim the other is the enemy. Sgt. Slaughter knocks out Zartan with one punch, and attributes his correct choice to luck.