Real Name: X-51

Current Group Affiliation: ARMOR

Former Group Affiliation: Avengers, Heavy Metal, Queen's Vengeance, Nextwave, Secret Avengers, Initiative, Operation: Lightning Storm

1st Appearance (as X-51): 2001:A SPACE ODYSSEY#8 (1977)
(as Mister Machine): 2001: A SPACE ODYSSEY#9 (1977)
(as Machine Man): MACHINE MAN(v.1)#1 (1978)
(as Sir MacHinery): AVENGERS(v.3)#2 (1998)

Issue Joined: AVENGERS WEST COAST#83

Status: Forty-eighth recruit, removed from roster due to renegade period in X-51#4 (1999)

Known Superhuman Powers: Machine Man is an android and can extend his limbs. He can also interface with computers and access various weapons built into his android body.

Other Aliases: Mister Machine, Sir MacHinery

Issues featuring Machine Man:

Annual#19; VOL.3: #1-4; WEST COAST#83

(as adversary): #287-290

(as non-member ally): VOL. 3: #501-502; NEW AVENGERS#36, VOL. 2: #7; UNCANNY AVENGERS#7, #21; WEST COAST Annual#5