More points
At the 3rd energy facility arm yourself with the heat seeker missiles and stand with your back to the gates before you enter the main facility and blast away, it will find all the dinos for you. and great no damage bonus
(send by:michael)

Unlimited Grenades for Grenade Gun
Complete the game in under 3 hours
(send by:Ben Downing)

Regina Naked
Hold R1 and press at main title screen up,down,left,right,square. If you have done it right Regina will scream!
(send by:Phil McCracky)

Infinite ammunition
Successfully complete the game after collecting all eleven Dino files. The EPS Platinum card will appear at the save game screen. Unlimited ammunition will be available when the next game is played.

Dino Coliseum
Successfully complete the game to unlock the Dino Coliseum. The Dino Coliseum allows you to fight against all of the dinosaurs from the game in a coliseum arena.

Extra Dino Duel dinosaurs
Purchase Rick, Gail and the Tank for the "Extra Crisis" games to unlock another set of dinosaurs at the character selection screen for purchase.

Triceratops and Compsagnathus
Purchase all the other characters and dinosaurs for the Dino Coliseum and Dino Duel to unlock the Triceratops and the Compsagnathus in hard mode.

Buying characters
The following characters and dinosaurs can be purchased for use in the Dino Coliseum or Dino Duel:

Character - Extinct Points

Rick - 100,000
Gail - 100,000
Tank - 120,000
Oviraptor - 150,000
Velociraptor - 150,000
Inostrancevia - 160,000
Allosaurus - 180,000
Tyrannosaurus Rex - 150,000
Triceratops - 200,000
Compsognathus - 250,000