Dragonball Z Ultimate Battle 22 Codes -

Ultimate Battle 27 mode:
Press Up, Triangle, Down, X , Left, L1, Right, R1 at the title screen after the FMV sequence.
A chime will confirm correct code entry. Another FMV sequence will be displayed, followed by a title screen that now displays "Dragon Ball Z Ultimate Battle 27". Ultimate Battle 27 mode allows five more fighters to be available.

Easy win:
When playing as Captain Ginyu, let the CPU beat you up until your health is low then perform the Damage Body Change (B, HCB). If It hits your opponent you will switch bodies. Note: When you switch, your opponent can still switch bodies with you.

Power-up:
Hold Square or Circle until the power bar under the health is all the way up.

Hint: Gogita: Special:
Press Down, Right, Forward and Gogita will shoot three large fireballs. Note: This requires a lot of energy.