Pause the game and press Down(3), Up, Triangle, Up, Triangle, Up, Triangle, Up(3), Down, Square, Down, Square, Down, Square, Left, Triangle, Right, Square, Left, Triangle, Right, Square, R1 + L1. If you entered the code correctly, you will hear a sound. Note: This code only works in Campaign mode on the Easy difficulty, and will only remain in effect for the current level and will be disabled when the game is stopped or after the level is completed.

Pause the game and press R2, R1, Triangle, Square, Right, Down, Left, L1, L2, R2, R1, Triangle, Square, Right, Down, Left, L1, L2, R2, L2, L1, R1, Triangle, Left, Down, Square, R1 + L1. If you entered the code correctly, you will hear a sound. Note: This code only works in Campaign mode on the Easy difficulty, and will only remain in effect for the current level and will be disabled when the game is stopped or after the level is completed.

Pause the game and press Up(2), Down(2), Left, Right, Left, Right, Square, Triangle, R1 + L1. If you entered the code correctly, you will hear a sound. Note: This code only works in Campaign mode on the Easy difficulty, and will only remain in effect for the current level and will be disabled when the game is stopped or after the level is completed.

During an intermission sequence, press Circle, X, Square, Triangle, Circle, X, Square, Triangle, Circle, X, Square, Triangle to control the camera angle.

Before "Test Player" is reached during the ending sequence, hold L1 + L2 + R1 + R2 + Square + Triangle + Circle to control Wayne's LP-9999 VS. You can fly to the destroyed Akrid.

Successfully complete the game to unlock the Extreme difficulty setting.

Successfully complete the indicated task to unlock the corresponding character:

Luka: Get all Target Markers in all eleven missions. At the mission selection screen in Campaign mode, hold R1 to select Luka. In Multiplayer mode, he will appear with the other characters.

Joe: Successfully complete Campaign mode. At the mission selection screen in Campaign mode, hold Square to select Joe. In Multiplayer mode, he will appear with the other characters. Joe has 90% movement speed of Wayne, 1,500 health, and the Viewtiful Joe VFX mode slow motion ability activated by pressing R1.

Frank: Reach level 90 in Online mode. At the mission selection screen in Campaign mode, hold Triangle to select Frank. In Multiplayer mode, he will appear with the other characters. Frank has 80% movement speed of Wayne, 2,000 health, and is equipped with a flame thrower.

Megaman: Participate in 100 fights in Online mode. At the mission selection screen in Campaign mode, hold Square + Triangle to select Megaman. In Multiplayer mode, he will appear with the other characters. Megaman has normal movement speed, normal health, does not require Thermal Energy to survive, and has an Energy Gun that requires Thermal Energy to fire.

Reach the indicated level in Online mode to unlock the corresponding character in Multiplayer mode:

Gale: Level 45
Hero: Level 75
NEVEC: Level 55
Stranger: Level 30

Reach the indicated level in Online mode to unlock the corresponding costume in Multiplayer mode:

Basic costumes: Level 1
Third pattern for basic costumes: Level 10
Third pattern for Gale: Level 50
Third pattern for Hero: Level 80
Third pattern for NEVEC: Level 65
Third pattern for Stranger: Level 35
Fourth pattern for basic costumes: Level 20
Fourth pattern for Gale: Level 60
Fourth pattern for Hero: Level 85
Fourth pattern for NEVEC: Level 70
Fourth pattern for Stranger: Level 40

In Multiplayer mode, you can taunt people by holding Start and pressing D-pad Up, Left, Right, and Down. Three of the taunts are the same for all the characters in almost the same way. However, the fourth taunt is different: