Monster Jam [cheats]

Start the game with the following parameters (IE: "mtruck.exe NOAI")

NOAI - Other Trucks Have No Artificial Intelligence

SKIPUI - Skip User Interface (Go Directly To Action)

TRUCK - Specify Truck to use (with SKIPUI option)

WORLD - Specify World to use (With SKIPUI option)

WINDOWED - Start Game In Windowed Mode

/Team PiZZA

Bonus trucks
Successfully complete the indicated task to unlock the corresponding truck:

Avenger: Get first place in all events.
Blacksmith: Get 50,000 Monster Points.
Destroyer: Get 10,000 Monster Points.
El Toro Loco: Get 70,000 Monster Points.
Grave Digger 25th Anniversary: Win Las Vegas.
Iron Outlaw: Get first place in all events.
Monster Mutt Dalmation: Get first place in all events.
Pastrana 199: Get first place in all events.
Suzuki: Get 110,000 Monster Points.