MX vs. ATV Untamed Cheats - PSP
Hints
Keys to Machine Races
Check the following locations to find the keys:
Buggy key - In Yucatan Ruins, You have to go to where the flag challenge brought you, and the key is located on top of the fountain in there.
Snowmobile key - In Alaskan Tundra, on top of the tower by the airplane hanger, you have to jump over the tower, and you will pick up the key.
Golf Cart key - In Seaside Links, You have to go straight from where you are, go on the opposite side of the building, and is on the left balcony.
450 Dirtbike key - In American Gothic, You just have to go by the railroad tracks and it is on the roof of the building connected to the railroad.
Trophy Truck key - In Bayou Delta, where the time trial finished, its in the middle of the water, go over the land bridge and follow the thin trail.
Easy store points
Go through single player Nationals and earn the Mils Mesas environment or earn enough points to purchase it. After receiving this map, exit the mode that you are in and go to single player. Choose the custom event option then go to "Nationals". Select the Mils Mesas track. Set the play mode to "Single Play", laps to "10", and number of opponents to "0". The MX superclass vehicle is recommended, but you can use an ATV or normal MX. Start the race and do not worry about time or anything else. Just do as many tricks as possible. Try Dingo Backflips+ and 360+ for quick points. You can get about 700,000 score points and 350,000 store points.