Physical: 100 Underground: Episode Guide & Ratings

One hundred men and women enter the room – immediately scoping out their competition. The pre-quest mission, one of speed and endurance, promptly begins.

The top contenders pick their opponents for the first quest, which unfolds across three arenas. Will the sole Season 1 contestant advance forward?

The first quest heats up as the contestants fight to remain in the competition, including a former UFC ranker who returns to the cage after six years.

The survivors move on to the second quest, which demands strength and strategy. But first, they must form teams that will lead them to victory.

As the competition advances, a new match shakes up the contestants — and a valuable reward awaits the winner of this game.

The remaining teams progress onto the third quest: a large-scale mission held in a mine that'll test their will and push contenders to their limits.

The teams continue toiling in the mine — where the rounds require speed and strategy. After an arduous match, which two teams will be eliminated?

A step closer to the finals, the determined remaining competitors give their all to make it to the top five.

The finalists share stories of their life journeys over a feast. They face their last set of games for the finale, each more demanding than the last.