Dark Summit [PSX]

Extra points:
Press Start to pause game play, then press Triangle, Square, L1, Circle, R1, X, R1, X. A sound will confirm correct code entry. You will now have 9,100,000 lift points which unlocks all lifts except for the Moon Gate. You will also have 9,100,000 equipment points, which unlocks all boards, accessories, and special tricks.

All boarders:
Press Start to pause game play, then press Triangle, Square, L1, Circle, R1, X, R1, Triangle. A sound will confirm correct code entry.

Challenges completed:
Press Start to pause game play, then press Triangle, Square, L1, Circle, R1, X, R1, Square. A sound will confirm correct code entry. All challenges except for 43 (Race The Chief), 48 (Bomb #5), 49 (Alien Half Pipe), and 50 (Storm HQ) will be completed. You will also have all Bomb Pieces, with the exception of #5.

Alien unlocked:
Press Start to pause game play, then press Triangle, Square, L1, Circle, R1, X, R1, X. A sound will confirm correct code entry. Challenges 43 (Race The Chief), 48 (Bomb #5), 49 (Alien Half Pipe), and 50 (Storm HQ) will be completed. You will also have Bomb Piece #5.

Shoot projectile:
Press Start to pause game play, then press Square, Circle, Triangle, R1. A sound will confirm correct code entry. Press R2 to shoot a barrel with a projectile.

Slow motion:
Press Start to pause game play, then press Square, Circle, Triangle, L1. A sound will confirm correct code entry. Press L1 + R1 when in the air on during a railslide to activate slow motion mode. This mode automatically ends when you reach the ground.