Gex 3: Deep Cover Gecko
# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Debug mode
Pause the game, then hold R2 and Up, Circle, Right, Up, Left, Right, Down. If you entered the code correctly, you will hear a sound. Then, resume the game and press Select to display a list of options including level select, sound debug, collectibles, and more. For the European/Australian PAL version, pause the game, then hold L2 and press Up, Circle, Right, Up, Left, Right, Down.
Invincibility
Pause the game, then hold L2 and press Down, Up, Left(2), Triangle, Right, Down. If you entered the code correctly, you will hear a sound.
Gex quotes
Pause the game, then hold L2 and press Down, Right, Left, Circle, Up, Right. If you entered the code correctly, you will hear a sound. Then, resume the game and press Select to force Gex to make a comment.
GEXVault codes
Collect all four vault secret keys in the hidden levels to open the GEXVault in the GEXCave. Then, enter one of the following codes in the GEXVault to activate the corresponding cheat function: