All characters
At the title screen, press R1, R2, X, Left, Right, Square(4), L1, Square, Triangle, Circle to unlock all characters. If you entered the code correctly, an exclamation point will appear at the top left corner of the screen. Note: This code does not work in the PAL version of the game.
All weapons
At the title screen, press L1, R1, X(2), Triangle, R1(2), Triangle, Square, X, R1 to unlock all weapons. If you entered the code correctly, an exclamation point will appear at the top left corner of the screen. Note: This code does not work in the PAL version of the game.
Challenge mode
At the title screen, press L2, R2, Triangle, Right, Left, Up(2), Left, R2(3), Circle to unlock Challenge mode. If you entered the code correctly, an exclamation point will appear at the top left corner of the screen. Note: This code does not work in the PAL version of the game. Alternately, successfully complete the game.
Free mode
At the title screen, press L1, R1, Left(6), L2, Up, Triangle(2), Right to unlock Free mode. If you entered the code correctly, an exclamation point will appear at the top left corner of the screen. Note: This code does not work in the PAL version of the game. Alternately, successfully complete the game.
Two players in Story and Free modes
At the title screen, press L1, R2, Circle(2), Triangle, L2, R1, Circle, Triangle, Circle to unlock Co-Op mode in Story and Free modes. If you entered the code correctly, an exclamation point will appear at the top left corner of the screen. Note: This code does not work in the PAL version of the game.
Free mode with initial weapons unlocked
At the title screen, press L1, R1, L2, R2, L2, Circle, R2, Up, R2(2), Circle, X, R1. If you entered the code correctly, an exclamation point will appear at the top left corner of the screen. Note: This code does not work in the PAL version of the game.
Bonus weapon in Multiplayer mode
At the title screen, press L2(2), X(2), Triangle, R1(2), Square, R1. If you entered the code correctly, an exclamation point will appear at the top left corner of the screen. Note: This code does not work in the PAL version of the game.
Can select same character in Multiplayer mode
At the title screen, press R2(2), Square(2), X, R2, L1, Up, Down, Up(3), Circle. If you entered the code correctly, an exclamation point will appear at the top left corner of the screen. Note: This code does not work in the PAL version of the game.
Mushin-Kai and Tin Jiao
Successfully complete Mission 99 in Story mode to unlock the Mushin-Kai and Tin Jiao.
Outlaws, Shadow Platoon, Bain, and Cooper
Successfully complete Mission 70 in Story mode to unlock the Outlaws, Shadow Platoon, Bain, and Cooper.
Park
Successfully complete Mission 60 in Story mode to unlock the Park.
Westside Gym, Zaps, and KG
Successfully complete Mission 30 in Story mode to unlock the Westside Gym, Zaps, and KG.
Play as Alex
Successfully complete Mission 67 in Story mode to unlock Alex.
Play as Bordin
Successfully complete all Chapter missions in Free mode with an "S" rank to unlock Bordin and his gun.
Play as Chris
Successfully complete Mission 46 in Story mode to unlock Chris.
Play as Golem
Successfully complete all Chapter 3 missions in Free mode with a "B" or greater rank to unlock Golem.
Play as Kelly
Successfully complete all Chapter 1 missions in Free mode with a "B" or greater rank to unlock Kelly.
Play as Lilian
Successfully complete all Chapter 1 missions in Free mode with a "B" or greater rank to unlock Lilian.
Play as Ling Fong
Successfully complete all Chapter 3 missions in Free mode with a "B" or greater rank to unlock Ling Fong and his saber.
Play as Marshall Law
Successfully complete one stage of Free mode to unlock Marshall Law from Tekken 5.
Play as McKinzie
Successfully complete all Chapter 2 missions in Free mode with a "B" or greater rank to unlock McKinzie.