Race against the underground boss racers in this intensive Mad Truck Challenge game! Hop into your monster truck and boost its engine and body parts before you blaze downhill underground, outracing devilish drivers and obtaining sacred medals of victory. Four epic driving missions, each coming in unique graphics and its own boss driver, more than 20 engine upgrades and more than 15 body parts and paint details, are awaiting for you in this intensive monster truck driving game. Use the Arrow Keys to accelerate, break and perform in air flips. Press Space bar to jump, and once the nitro boost is ready use X to activate speed boost. Press Z to launch rockets at your enemies.