Tony Hawk's Underground Action Replay Codes
Also see Cheats for more Tony Hawk's Underground cheat 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.
- THUG spine transfer in moscow help please 
- Created Tricks - share your tricks here 
- 129 goals 
- Air transfer 70 feet + ollie up 25 feet. 
- What Does T.H.U.D. mean? 
- Can't do the mctwist over helicopter. 
- 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 
- Tony Hawk Underground Hamachi! 
- 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