A machine man, X-51 (the 51st off the assembly line), one of the High Evolutionary's operatives, refuses to hurt innocent people, so he betrays the Evolutionary and decides to join the rebellion.
Did You Know?
The Machine Man known as X-51 is a direct duplicate of the "Machine Man" in the Marvel Comics universe. It too has the code-name "X-51" and is a 'sentient robot'. Basically, it's origins are technically the same. See more