To open all doors in all levels, enter the password: RBYPRXYL.
Display Credits
To display the credits, pause the game. Then (while holding Right shift button), press C, LEFT, UP, RIGHT, LEFT, RIGHT, DOWN, DOWN.
Fire Breath
To hurl fireballs, pause the game. Then (while holding Right Shift button), press C, UP, RIGHT, RIGHT, Y, B, UP, RIGHT, UP.
Grasshopper Gecko
To jump higher, pause the game. Then (while holding the Right Shift button), press DOWN, UP, Start, RIGHT, RIGHT, DOWN, Left Shift, RIGHT, Start.
Hare-footed Gecko
To become faster, pause the game. Then (while holding the Right Shift button), press RIGHT, X, LEFT, RIGHT, A, DOWN, Start, RIGHT, RIGHT, DOWN.
Ice Breath
To hurl ice balls, pause the game. Then (while holding Right Shift button), press RIGHT, Y, RIGHT, DOWN, RIGHT, RIGHT, B, LEFT, UP, RIGHT.
Invincibility
To become invincible, pause the game. Then (while holding the Right Shift button), press B, A, DOWN, A, DOWN, DOWN, DOWN, UP, DOWN, RIGHT.
Level Skip
To skip worlds, press start at the World Map screen. Then (while holding Right Shift button) press RIGHT, RIGHT, DOWN, RIGHT, UP, Left Shift, A, LEFT, LEFT.
Note: This code only makes worlds within a level accessible.
Lightning Bolts
To hurl bolts of electricity, pause the game. Then (while holding Right Shift button), press DOWN, UP, Start, RIGHT, RIGHT, Z, A, Start, Start, RIGHT, RIGHT.
Passwords
The Cemetery
World 1 --------
World 2 --------
World 3 TXZFKHGP
World 4 TXZFKHGP
World 5 --------
New Toon Land
World 1 CYRFYHGP
World 2 SXTCSHGP
World 3 BYTCYHGP
World 4 --------
World 5 CHGCSHKP
Jungle Isle
World 1 DXHCSHKP
World 2 TXKLPHKP
World 3 --------
World 4 --------
World 5 --------
Kung Futile
World 1 DXBLPHKP
World 2 --------
World 3 --------
World 4 --------
World 5 --------
Rezopolis
World 1 HZVYRHKP
World 2 --------
World 3 CZYDRHYP
World 4 --------
World 5 --------
Software Reset
To reset, simply pause the current game and press: A, B, L, R, X, Y, Z.
All Doors Open...