Machine Man (also known as Aaron Stack, Mister Machine and serial number Z2P45-9-X-51 or X-51 for short) is an android superhero appearing in American comic books published by Marvel Comics.

The official Marvel page for Machine Man. Learn all about Machine Man both on screen and in comics!

Dubbed "Machine Man", he became a superhero and later an Avenger until being corrupted by Sentinel technology and developing a strong dislike for humans.

X-51 is the living robot made in the image of humanity to be the Machine Man by psychologist Dr. Abel Stack. Baptized as Aaron Stack and treated as a son by his creator after the construction of fifty …

Now on the run from the government, X-51 — now calling itself Aaron Stack — tried to make his father's dream of peace between humans and robots a reality, becoming a superhero dubbed "Machine …

A short character profile about the early career of Marvel Comics' Machine Man. Pictures, powers, personality, quotes, biography, etc.

Machine Man, also known as X-51 or Aaron Stack, is a superhero appearing in the Marvel Comics Universe. He is a synthezoid, or "synthetic humanoid" robot. As attempts to replicate the Super …