X-Men: Children of the Atom

Use Magneto and Juggernaut
Go to the configuration menu and type SPAM 
now go into system and you will see a new 
option BOSS SELECT. 

Enable this ans save the new settings. 
Start a normal game and select a fighter 
and block mode. Before the battle loads hold 
all 3 punches for juggernaut or all three 
kicks for Magneto. Hold down the buttons 
until the battle finishes loading

submit by jemcc@usa.net