Various Codes
Insert the following codes at the in-game cheats menu for the desired result.
Invincibility in Story mode
Enter Down, Down, Right, Up, Left as a code.
Infinite Chi
Enter Down, Right, Left, Up, Down as a code.
Full upgrades
Enter Left, Right, Down, Left, Up as a code.
4x damage multiplier
Enter Up, Down, Up, Right, Left as a code.
All costumes
Enter Right, Left, Down, Up, Right as a code to unlock all costumes.
Big heads in Story mode
Enter Down, Up, Left, Right, Right as a code.
All multiplayer characters
Enter Left, Down, Left, Right, Down as a code to unlock all multiplayer characters.
Dragon Warrior costume in Multiplayer mode
Enter Left, Down, Right, Left, Up as a code to unlock the Dragon Warrior costume in Multiplayer mode.