To access one secret character, you must beat Arcade mode with two different
dinosaurs. IN other words, you'll get a seccret character every other time you
win. There are a total of 6 extra dinosaurs.
Survival and Choice Modes:
Beat Arcade mode with any character to enable these in the Main Menu.
Beat Arcade mode with every character (including the secret ones).
Beat every dinosaur in Survival Mode without dying. Invulnerability can be found
in the Options menu.
Beat Survival Mode to unlock a new skin for that dinosaur. Press Triangle to
select the new skin when choosing a character.
Enable All Extras And Dinos 80030f460101
Infinite Timer 8007714c003c
P1 Quick Win 80060f3c0003
P2 Quick Win 80060f3c0003
Start on Final Stage 80030ec60008
P1 Never Wins 30030eb70000
P2 Never Wins 30030eb80000
Thanks to Revolution readers UPSBob and Martin Brodeur!