Enter the following at the password screen.

Effect	Password
Play as General	Square, Circle, Square, Circle, Circle, Circle, Square, Circle, Square, Circle, Square, Circle.
Play as Human	Circle, Circle, X, X, Triangle, Square, Square, Square, Circle, Circle, Square, Triangle.
Play as Hunter with 99 lives and all DNA keys	Square, Square, Triangle, Circle, X, Square, Square, Square, Square, X, Circle, Triangle.
Play as male human	Circle, Circle, X, X, Triangle, Square, Square, Square, Circle, Circle, Square, Triangle.
Play as Raptor	Square, X, Circle, Triangle, X, Circle, Square, Triangle, X, Square, Circle, X.
Play as T-Rex	X, X, Circle, Triangle, Square, Square, Square, X, Triangle, Square, Triangle, Square.
View Compy Gallery	X, Triangle, Triangle, Square, X, Circle, Triangle, Square, Triangle, Circle, X, Circle.
View General Gallery	Square, Circle, Square, Circle, Circle, Circle, Square, Circle, Square, Circle, Square, Circle.
View Hunter Gallery	Triangle, X, Square, Triangle, Circle, X, Square, Circle, Triangle, Square, X, Circle.
View Prey Gallery	Triangle, Square, Circle, Square, X, Triangle, Triangle, Circle, X, Square, Triangle, Triangle.
View Raptor Gallery	Circle, Square, Triangle, X, Circle, Triangle, Square, X, Circle, Square, X, Triangle.
View T-Rex Gallery	Triangle, Triangle, Circle, Square, Triangle, X, Triangle, Square, Square, X, Triangle, Circle.