Before entering the following codes you must first on any level pause the game and hold 7 on the number pad. Then enter the code for the corresponding effect and if entered correctly the text in the Pause menu will shake as confirmation.
Unlock everything Except ALL Gaps!:
Space, Space, Space, C, V, Up, Down, Left, Up, C, V, Space, V, B, Space, V, B.
Unlock ALL Gaps and Private Career!:
Down, Up, Left, Left, B, Left, Up, V, V, Up, Right, C, C, Up, Spacebar.
Unlock Double Moon Physics:
Left, Up, Left, Up, Down, Up, C, V, Left, Up, Left, Up, Down, Up, C, V.
Unlock Fat Heads:
C, B, Up, Left, Left, C, Right, Up, Left.
Unlock ALL Stats at 10:
Space, V, B, C, V, Up, Down.
Unlock Neversoft Skaters:
Up, C, C, V, Right, Up, B, V.
Speed Up the Game:
Down, C, V, Right, Up, B, Down, C, V, Right, Up, B
Always have Full Special:
Space, V, B, B, Up, Left, V, C.
Turn Blood Off/On:
Right, Up, C, V.
Unlock Fat Skater:
Space, Space, Space, Space, Left, Space, Space, Space, Space, Left, Space, Space, Space, space, Left.
Unlock Thin Skater:
Space, Space, Space, Space, C, Space, Space, Space, Space, C, Space, Space, Space, Space, C.
Unlock the following effects by completing the corresponding task without using Tony Hawk, Officer Dick, a Custom Skater and Spider-Man unless stated otherwise.
Unlock Officer Dick:
Beat the game 100% one time with any character.
Unlock Skip To Restart:
Choose your starting position in a level, beat the game 100% with 2 charcters.
Unlock Kid Mode:
Skaters look like little kids, beat the game 100% with 3 different charcters.
Unlock Perfect Balance:
Beat the game 100% with 4 different charcters.
Unlock Always Special:
Full Special Meter continuously, beat the game 100% with 5 different charcters.
Unlock STUD Cheat:
Full stats but doesn't display it, beat the game 100% with 6 different charcters.
Unlock Weight Cheat:
Allows you to select the weight of your skater, beat the game 100% with 7 different characters.
Unlock Wirframe Mode:
Reveals only the polygons of a level without colors or textures, beat the game 100% with 8 different characters
Game plays in slow motion, beat the game 100% with 9 different characters.
Unlock Big Head Cheat:
Beat the game 100% with 10 different characters.
Unlock Sim Mode:
Skater's abilities become more realistic, beat the game 100% with 11 different characters.
Unlock Smooth Cheat:
Eliminates ALL textures, beat the game 100% with 12 different characters.
Unlock Moon Physics:
Gravity becomes less, beat the game 100% with 13 different characters or beat the game 100% with Officer Dick.
Unlock Disco Mode:
Objects on the level blink different colours, beat the game 100% with 14 different characters.
Unlock Private Carrera:
Get every single gap in the game.
To earn Spider-Man, complete the game 100% with a custom character.
Unlock original THPS Levels:
To unlock three original THPS levels (Downhill Jam, Warehouse, and Skate Park) win one gold in each of the three competitions.
Unlock Secret Wind Tunnel in the Hangar:
To unlock the secret wind tunnel area in the Hangar grind across the propellor that is at the back of the half pipe.
Unlock Chopper Drop:
To unlock Chopper Drop, a huge halfpipe in the middle of the ocean with a pier you can jump to, get gold medals with everyone in the game including Officer Dick, a Custom Skater, and Spider-Man.
Unlock Skate Heaven:
Beat the the game 100% getting every goal on every Career mode level with every skater to unlock Skate Heaven, a huge level with awesome areas.
Added by: Sanzano Jun 20th 2006, ID#8833