After you win a match and your character does his/her victory pose, press Start. You'll be able to attack your fallen opponent while he/she is down. Highlight Chun Li and hold Select for five ...

Rogue and Cyclops clash and end the issue ... Street Fighter (1997), X-Men vs. Street Fighter (1996), Marvel Super Heroes (1995), X-Men: Children of the Atom (1994), X-Men (1993) ...