Invincibility:
Pause gameplay and quickly press Down, Left, Up, Right, L, A, X, Left, R, B, Y, Up, L, A,
Down.
All Weapons:
Pause gameplay and quickly press Up, Right, Left, Down, B, L, R, A, Right, X, B, Left, R,
Y, Up.
Select a Character:
To select who you want to be, beat the game 20 times and enter Left, Right, Up, Up, X, B,
L, Y, A in 3 seconds.
Full pause screen:
Pause the game and press X + Y.
