Things start off with a bang, requiring immediate repairs to save a truck. Driver skill is put to the ultimate test on a 75-foot vertical drop, and a knife is pulled in the Green Hell as one driver pushes their truck to the very limit.

It’s time for the Big Dogs – five trucks with 40-inch-plus tires roll onto the course. But big rigs mean big damage. In the Green Hell, a rivalry heats up with a collision into a tree and a finalist lost in the woods.

Trucks from the 70s and 80s battle it out, with victory coming down to a few feet. Drivers dance with disaster trying to push ice-cream trucks over the edge. Finally, looks can be deceiving with a surprise ending to the Green Hell.

A 2,000 horsepower Dodge pickup competes against a 1971 Land Rover; the Silo Pulldown dumps a big surprise on the losers in a never-before-seen twist on the tug-o-war; one challenge hits hard, forcing the medics to rush in.

1951 Chevy pickup; 1971 GMC pickup; The Silo Pulldown and Four Horsemen show no mercy in vanquishing trucks, and it's a run for the ages in the Green Hell.

A lineup of rigs from the last decade of the last millenium; an emotional story motivates one driver; a razor-thin margin separates the two finalists when they face off in the Green Hell.

An awesome variety of trucks pull up to the start line on Whiteout; the impossible happens in the Slingshot and tension mounts when the fire department is called in; the Green Hell strikes again, taking out a truck in an unexpected ending.

Broken trucks litter the course when the water and mud of the White Out shuts down one truck and the Silo Pulldown breaks another; the Green Hell has a surprise finish leading to an emotional result.

Five drivers put their personal trucks to the test; the first challenge hurts more than a driver's pride when one truck is broken in half; dense smoke blinds the drivers as they weave through trees in the Fire Escape.

Glen, Bender, Pistol and Abe take a look at the greatest hits of Season 1 and discuss the best builds, crashes, drivers and coaches; the trucks that had the best time on the Green Hell are revealed; the best coach.