- Sudden Death mode
At the begining menu, press Square, R1, Up, Down, L1, X. In this mode, all warriors begin the round with critical health. Notice: This code has no effect online.

- Trophies
Successfully complete one of the following tasks to get a trophy:

Bronze Trophies
Flesh Wound	Perform a final strike on an opponent after your arm has been sliced off as the primary player.
Shishkabob	Remove an enemy's head with a projectile and stick it into a wall as the primary player.
Pin Cushion	Stick 4 projectiles in a single opponent as the primary player.
Who's Deadliest Now?	Overcome Arcade mode on the Deadliest difficulty as the Ninja, the Viking, and the Knight.
Against All Odds	Overcome 25 warriors in Survival Mode as the primary player.
On Death's Door	As the primary player, kill and opponent while at critical health, with your leg and arm injured.
A Head of the Competition	Decapitate 100 enemy warriors as the primary player.
Right on Time	Perform only perfectly timed strikes to defeat an enemy as the primary player.
Silver Trophies
That Was Sparta!	Kill 300 Spartans as the primary player.
Black Knight	Remove all four limbs from the Knight during a single match as the primary player.
Tournament to Kill	Be victorious in 10 online tournaments as the primary player.
Gold Trophies
Deadliest Arsenal	Unlock every weapon and armor available for every warrior as the primary player.

- Lab area
Overcome ten opponents in Survival mode to unlock the Lab area. Alternately, successfully complete Arcade mode with all characters on the Deadliest difficulty.

- Short-range weapon
Successfully complete Target in Arcade mode.

- 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.

- Zombie mode
At the begining menu, press Triangle, X(3), Square, O. Notice: This code has no effect online.

- Long range weapon
Successfully complete 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 '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.

- 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.

- Alternate costume
Overcome your warrior in Arcade mode.

- Slice mode
At the begining menu, press L2, Square, X, Square, X, R2. In this mode, all strikes to cause dismemberment. Notice: This code has no effect online.

- Challenge mode
Successfully complete Arcade mode with all characters to unlock Challenge mode.

- Player two God mode
At the begining menu, press Down, O, Square, X, Triangle, Up. Notice: This code has no effect online.

- Player one God mode
At the begining menu, press Up, X, Square, O, Triangle, Down. Notice: This code has no effect online.

- Mid-range weapon
Successfully complete Slice in Arcade mode.

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