To enter cheat mode
Press Right, Left, A, B, Down, A, B, Up at the Takara logo,
before it fades. A sound will confirm correct code entry. Super
attacks may now be used at any time, Zeus may be selected as a
character, and fighting styles may be selected in training and
tournament modes.
Jet mode
Press Up(2), Select, A, Down(2), Select, B at the title screen. A
sound and new logo shade will confirm correct code entry.
Power refill
Press Left, Down/Left, Right, Down/Left, A, B when power is
low.