Here are some cheats and tips for the game Star Gladiator 2.
Fight as Kaede:
Highlight Rain at the character selection screen. Then, press Down(2),
Left(2), Up.
Fight as Rai-On:
Highlight Byakko at the character selection screen. Then, press Up,
Down, Left(2), Right, Left, Up.
Fight as Evil Gamof:
Highlight Gamof at the character selection screen. Then hold Start and
press A.