Blade Cheats...
All items
At the main menu, press Right, Left, Up, Down, L2, L2, R2, R2. Then to open an in-game Cheat Menu, press Start during a game.
Cheat mode
At the main menu, hold L1 then press X, X, X, X, X, Circle, R1, R2, R2, R1.
Infinite Ammo
At the Main Menu, press Down, Right, Up, Left, L2, L1, R2, R1. Then to open an in-game Cheat Menu, press Start during a game.
Infinite Life
At the Main Menu, press Left, Left, Left, Right, L2, L1, R2, R1. Then to open an in-game Cheat Menu, press Start during a game.
