Gex 3: Deep Cover Gecko
Pause gameplay, hold L2 and press:
Invulnerability – DOWN, UP, LEFT(x2), Triangle, RIGHT, DOWN.
Select One-Liners – DOWN, RIGHT, LEFT, Circle, UP, RIGHT, then press Select for one-liners.
Debug Mode – UP, Circle, RIGHT, UP, LEFT, RIGHT, DOWN (press Select for Debug menu).
When you have access to the vault, press:
10 Lives – Square, X, Circle(x2), Triangle, Square.
1 Life – Triangle, Circle, Star, Square(x2), X.
Invincibility – Square, Star, Triangle, Square, Triangle, Diamond.
Play as Alfred – Square, X, Triangle, Square, Star(x2).
Play as Cuz – Square, Diamond, Square(x2), Triangle, Diamond.
Play as Rex – Square, Star(x2), Square, Triangle(x2).
Gex Video 1 – Circle, Triangle, Square, Star, Diamond, Star.
Gex Video 2 – Diamond, Star, Square, X, Triangle, Circle.
Gex Video 3 – X, Diamond, Star, Triangle(x2), Circle.
View All FMV Sequences – Star, X(x2), Circle, Square, Triangle.
Eight Hit Paws – Square, Diamond, Triangle(x2), Star, Diamond.
98% Complete
Password: Square, Circle, R1, Triangle, L1 R1, L1, R1, Circle(x2), R1 Triangle, L1, R1, Circle, L1, Triangle, Circle, R1, Triangle, L1, R1, Circle L1, Triangle, Circle, R1, L1.
Best Ending
Password: R1, R2, X, L2, Square X, Square, R2(x3), X, L2, Square, X, R2, Square, L2, R2, X, L2, Square, X, R2 Square, L2, R2, X, Square.