Up,Down,Down,Right,Right,Left,Left,Left
Left.
Then hold Circle and press Start.
ll Stages (Trial Mode):
Up,Down,Down,Right,Right,Right,Left,Left,Left,Left
Then hold Triangle and press Start.
One Shot Kills (Sudden Death Mode):
L2,R2,L2,R2,Circle,Triangle,Circle,
Triangle
Then hold L1 and press Start.
Max Ammo And All Guns (Max Power Mode):
L1,R2,L2,R2,L2,Triangle,Circle,Triangle
Circle.
Then hold L1 and press Start.