Capcom vs. SNK 2 Cheats

To unlock Boss Challenge Mode you have to have both Ulimate Regual and
Shin Akuma unlocked.Then highlight Arcade mode and hold x and
Square.While holding x and square choose Singal, Ratio, or 3 on 3 match,
choose your fighter, and your handicapt.Then let go of x and square and
you should be fighting bosses.

Boss Battle Mode:
First unlock Shin Akuma and Ultimate Rugal. Hold triangle and square while selecting Arcade Mode and your groove.
Extra Options:
Battle your way through the Boss Challenge Mode without using any continues to unlock the extra options.
Extra Colours for Character Edit:
Press start while editing.
Hope you like this small selection!

To say specific things to your opponent or team mates after winning stages you have to hold down certain button combinations.

Hold Start and Fierce Punch to talk to your opponent.

Hold Start and Fierce Kick to talk to your team mate.