Bonus trucks
To unlock the eight monster trucks you need to do the
Champ Tour. The eight monster trucks you can unlock are Grave
Digger, Maximum Destruction, Avenger, Redtoid, El Toro Loco, Inferno,
Predator, and Eradicator.
Moon track
Race in every offroad and collect all 50 stars to unlock
the Moon track. Go to the training mode and race on the Moon.
On this track you can collect 27 stars. Each one represents a
man or woman that worked on the game.