Marcus Jones

Competitors cut, grind and torch 500 pounds of scrap metal; the first to finish the job earn the privilege of choosing their teammates.

Competitors cut, grind and torch 500 pounds of scrap metal; the first to finish the job earn the privilege of choosing their teammates.

In the individual challenge, crew members are tasked with designing and welding a structure that can withstand the crushing force of 1 ton of weight.

Crew members compete in a series of challenges that give back to the local community, including building a play structure for a local park and building bikes for children.

The final three compete in the most challenging gauntlet yet for the title of 'Tough as Nails' champion and the coveted winner's belt.

Season 3 winner Lia Mort returns to guide the crews through a series of challenges at a local apple orchard; teams race to gather as many bushels of apples as quickly as possible.