Codes
Go to the Password screen and enter one of the following codes to enable the corresponding cheat. Activating some of these codes will disable sound effects. You can fix this by adjusting the sound options in the main menu.

Hunter
Square, X, Circle, Triangle, X, Circle, Square, Triangle, Square, X, Circle, and X.

Human prey
Triangle, X, Triangle, X, Circle, X, Square, Triangle, Triangle, Square, Circle, and X.

Velociraptor
Square, X, Circle, Triangle, X, Circle, Square, Triangle, X, Square, Circle, and X.

T-Rex
Triangle, Square, Circle, Square, X, Triangle, Triangle, Circle, Square, Triangle, Triangle, and X.

View Compy gallery
X, Triangle, Triangle, Square, X, Circle, Triangle, Square, Triangle, Circle, X, and Circle.

View Hunter gallery
Triangle, X, Square, Triangle, Circle, X, Square, Circle, Triangle, Square, X, and X.

View Human prey gallery
Triangle, Square, Circle, Square, X, Triangle, Triangle, Circle, X, Square, Triangle, and Triangle.

View Velociraptor gallery
Circle, Square, Triangle, X, Circle, Triangle, Square, X, Circle, Square, X, and Triangle.

View T-rex gallery
Triangle, Triangle, Circle, Square, Triangle, X, Triangle, Square, Square, X, Triangle, and Circle.

59 Lives
Triangle, X, Square, Triangle, Circle, X, Square, Circle, Square, Triangle, X, and Circle.