View FMV sequences
Enable the "Level skip" code. Hold Start on controller one at the "Node Jumper" menu to display the "CP-CD Video Sequences" menu, which allows any FMV sequence in the game to be viewed.
Collect an egg, then find the toolbox in the Visitor's Center. Use the pliers from the toolbox to collect the blue keycard from the slot near the entrance. Use the blue keycard at the Visitor's Center to enter the second door on the right on second floor. Place the egg in the incubator, then enter the Control Room. Access the computer and save the game. Leave the Control Room, then hold Start on controller two until the "Node Jumper" menu appears. Use controller one to select a new starting level.
Unlimited gas gun ammunition
Enter Muldoon's office and face the office door. Place the Tyrannosaurus disc in the black card reader. A sound will confirm correct trick entry. Go to Muldoon's locker to collect an unlimited amount of gas gun canisters.