Ilima Shim

Host Phil Keoghan welcomes 12 new crew members to Catalina Island, off the coast of Southern California; competitors must build a concrete retaining wall for their first individual competition.

The individual finalists race to demo, smash, cut and stack their way over shipping containers, with the first to finish the job crowned the winner.

Host Phil Keoghan welcomes 12 new crew members to Catalina Island, off the coast of Southern California; competitors must build a concrete retaining wall for their first individual competition.

Savage Crew and Dirty Hands go head-to-head in the final team battle composed of challenges inspired by the trades; the individual finalists race to demo and stack their way over shipping containers, with the first to finish crowned the winner.

With the $60,000 cash bonus prize on the line, Savage Crew and Dirty Hands face off in the team competition where they must clean up trash in an alleyway.

Season 3 competitor and carpenter Lamar Hanger returns to guide the crews through a series of construction challenges.