X-51 (Aaron Stack / Machine Man)

17 appearances · First published 1977

X-51 (Aaron Stack / Machine Man) appears in 17 issues in grailworth's catalog, and was first published in 1977.

Every appearance we value

Avengers Forever (1998) 1 issue

#10

Captain America (1998) 2 issues

Earth X (1999) 1 issue

#11

Galactus the Devourer (1999) 1 issue

#3

Generation X (1994) 2 issues

Marvel Comics (2019) 1 issue

#1001

New Warriors (1999) 1 issue

#6

Peter Parker: Spider-Man (1999) 1 issue

#11

X-Man (1995) 1 issue

#57

X-Men: Phoenix (1999) 1 issue

#3

Character appearances from the Grand Comics Database, CC BY-SA 4.0.