Player one God modeAt the starting menu, press Up, X, Square, Circle, Triangle, Down. Note: This code has no effect online.
Player two God mode
At the starting menu, press Down, Circle, Square, X, Triangle, Up. Note: This code has no effect online.
Slice mode
At the starting menu, press L2, Square, X, Square, X, R2. In this mode, all strikes to cause dismemberment. Note: This code has no effect online.
Sudden Death mode
At the starting menu, press Square, R1, Up, Down, L1, X. In this mode, all warriors start the round with critical health. Note: This code has no effect online.
Zombie mode
At the starting menu, press Triangle, X(3), Square, Circle. Note: This code has no effect online.
Challenge mode
Successfully complete Arcade mode with all characters to unlock Challenge mode.
Lab area
Defeat ten opponents in Survival mode to unlock the Lab area. Alternately, successfully complete Arcade mode with all characters on the Deadliest difficulty.
Long range weapon
Successfully complete Arcade mode.
Mid-range weapon
Successfully complete Slice in Arcade mode.
Short-range weapon
Successfully complete Target in Arcade mode.
Alternate costume
Defeat your warrior in Arcade mode.
Easy "A Head Of The Competition" trophy
Play as the samurai. Instead of needing a lucky strike, your special move slices the enemy's head off. It is recommended that you do this against a guerrilla unit, such as the ninja or apache.
Easy "Black Knight" trophy
Play as the pirate, and throw the bombs. There is a 50% chance that it will blow off all the limbs.
Easy "On Death's Door" trophy
Have a friend play as the pirate. Have the pirate throw two bombs at you, and both your arm and leg will be broken. Then, kill the pirate to get the "On Death's Door" trophy.
Easy "Tournament To Kill" trophy
Use the following trick to get easy victories. Play as either Apache or Ninja. Select the poison projectiles. Land at least one projectile on the enemy, then evade the enemy until time runs out.
