This page contains MX Vs. ATV Untamed Unlockables for PSP called "450r atv" and has been posted or updated on May 17, 2009 by twan3000000.
- Developer: Rainbow Studios
- Publisher: Thq
- Genre: Racing
- Release: Dec 17, 2007
- ESRB: Everyone
All you have to do is find a big hill back up get up to top speed before you get to the hill and this should break the hang time record and unlock your new quad if not try again until you break the hang time record.
Please Submit a Problem for any incomplete, non-working or fake cheat listed above.
If you know other secrets, hints, glitches or level guides, then please Submit your Cheats and share your insights with other players.
From: Mister Someone
From: I don't care
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