9,999 Flash Bombs
Enter Square, Circle, Square(2), Triangle, X, Triangle(2) as a
All FMV Sequences
Enter Triangle, X, Square, Circle(2), X, Triangle, Square as a
Successfully complete survival mode to unlock a appearance for
the character that was used. Press Triangle at the character selection
to change appearance.
Highlight a dinosaur, then press Circle at the character
Successfully complete arcade mode using each dinosaur. Every
other completion will unlock a bonus character. A total of six bonus
characters can be unlocked.
Bonus FMV Sequence
Successfully complete the game with all fourteen characters to
view a FMV sequence featuring dinosaurs.
Successfully complete the game with eight regular and five bonus
characters to unlock exhibition mode.
Invincibility and Unlimited Weapons
Enter Circle(3), Space, X, Triangle, X(2) as a password.
Successfully complete survival mode without using any continues
to unlock the "Invulnerability" option.
Single and Survivor Modes
Successfully complete arcade mode under the easy difficulty
setting with any character.
Enter Triangle(2), Circle, Triangle, Square, Triangle, Triangle,
X as a password.