Marvel vs Capcom 2
Marvel vs Capcom 2 (a.k.a. "MvC2") is the 4th installment of Capcom's widely popular Versus series featuring characters from both the Marvel Comics and Capcom universe. The other games released in the Versus series are:
1) X-Men vs Street Fighter (1995)
2) Marvel Super Heroes vs Street Fighter (1996)
3) Marvel vs Capcom (1998)
Capcom released X-Men: Children of the Atom and Marvel Super Heroes before introducing their highly successful line of tag-team crossover gameplay in their first Versus game, X-Men vs Street Fighter. Unlike Capcom's "traditional" fighting games, the Versus series is best known for it's over-the-top action, featuring a real-time tag team system, super jumps, air combos, screen filling Super Moves, Partner Assist moves, multi-hit chain combos and etc.
MvC2 features 3 on 3 battles instead of the standard 2 on 2 gameplay of the previous Versus games.