Tony Hawk's Underground Action Replay Codes
This code must be on in order to use all other codes.
This code activated Moon Jump, which lets you jump up very high when the Up button on the D-Pad is held.
This code gives you extremely high scores in all challenges throughout the game.
- Air transfer 70 feet + ollie up 25 feet. 
- new york nut buster ?? 
- need help how to do the moonwalk five-o! (normal level) 
- [ HELP ] Collecting Band Instruments 
- Can not complete "combo the entire city" 
- MTX Mototrax Demo: Help + Discussion 
- hey does anybody know thw cheat from the mtx motorcycle races?????? 
- All the members of "Kiss". 
- Introduce Yourself 
- Trick Over The Burning Taxi Mission 
- Eric Sparrow 
- Biggest Combo * WITH PROOF 
- Tony Hawk's Proving Ground
- Tony Hawk's American Wasteland
- Tony Hawk's Underground 2: World Destruction Tour
- Tony Hawk's Underground
- Tony Hawk's Pro Skater 4
- Tony Hawk's Pro Skater 3