Chad takes on a '57 Cadillac -- his first build at Hiltz Automotive.

Contestants from all walks of life compete for glory and $25,000 cash in an arena unlike any other. A dodgeball deity tests his mettle. A fitness model shows she can do more than just look the part. "Aaron Rodgers" tries his hand at a new ballgame.

A rocket scientist, a social media guru and the Lebron James of Dodgeball compete for one of the final spots in the championship. Twists and turns on the course abound, including a mighty new weapon that will make even the God of Thunder tremble!

Contestants are plagued by exploding balls, a barrage of buckshot and more!

Another mining season brings new methods of finding gold under the sea.

Emily scrambles as her dredge loses power and drifts towards a jetty.

Shawn searches for new ground after novice miners pick his spot clean.

Kris worries that claim jumpers will prevent him from getting rich.

A large storm bears down on the miners, who are reluctant to stop dredging.

A storm hits Nome and the miners use their downtime to make repairs.

Emily risks the life of a diver when she tests her faulty equipment.

Shawn works double time when his crew burns out from exhaustion.

Emily sends expert diver Daryl 40 feet under in a dangerous bid for gold.

Shawn has an ingenious idea to capture more gold as winter approaches.

Shawn takes some dangerous risks in his bid to fund the mega-dredge.

Shawn and Ken meet to discuss their futures as the largest miners in Nome.