X-Men (1991) #55
Facing a full-fledged attack from Onslaught, the X-Men call in assistance from the Fantastic Four and Avengers! It's a massive grouping of superheroes that has to be seen to be believed!
date: 1996-08-01
Facing a full-fledged attack from Onslaught, the X-Men call in assistance from the Fantastic Four and Avengers! It's a massive grouping of superheroes that has to be seen to be believed!
X-Men (1991 - 2001)
