The first 12 competitors stare down the Beast. The one who racks up the most points will earn $10,000 and a spot in the final round.

An Olympic gold medalist dives into the competition, while another contestant literally loses his hair in the blood of the Beast.

The latest set of contestants tackle an all-new obstacle in Level 1, and those nimble enough to advance to Level 2 face an amped-up Spinal Descent.

A new twist makes Faceplant even more daunting. One competitor becomes the first ever to finish Level 2. A "Sasuke" champion takes on the Beast.

One contestant dominates the course through Level 3, but Level 4 still stands in the way of the $10,000 prize.

An 18-year-old student thinks she has what it takes to go farther than any woman so far. The upgraded Faceplant claims more victims.

A competitor raises the bar with a record setting performance, while another soldiers on through arm and leg injuries.

A pair of Korean brothers go head-to-head in the belly of the Beast. A crucial mistake could cost one finalist a chance at $10,000.

In the last qualifying round, the Digestive Track sends competitors plunging into the blood, while another contestant powers through bonus obstacles.

In the championship round, tougher obstacles and new point thrusters test the nine winners as they pursue the "Ultimate Beastmaster" title.

For the first time, athletes from China, France, India, Italy and Spain join Americans to face off with the Beast for a $10,000 prize.

One contestant fights through a hard impact -- and a few stitches -- to get through Level 1. Competitors include a youth leader and a pole dancer.

The Beast swallows up a new crop of athletes that includes an ER doctor, a dance instructor, a pro freerunner and a body shop mechanic.

New obstacles in Level 1 test a crop of Beastmaster hopefuls that includes mountaineers, physical therapists, a wrestling coach and an architect.

Competitors include a tattoo artist from Italy, a noodle bar owner from China, an Indian boxer and an American cheer coach.

A wrestler, a pole vaulter, a diner owner and an MMA fighter are among those taking on the Beast. A creative strategic move shakes up Level 4.

The Beast takes aim at a couple as a husband and wife from China compete alongside a swimmer, a fashion designer and a church group leader.

A berth in Level 4 comes down to the wire on Hangman. Athletes include a break dancer, a speed skater, a stunt man and an Air Force medic.

Twin brothers from France hope to conquer the Beast, along with a boxer, an engineering student, a bikini fitness model and a motivational speaker.

The nine winners reconvene for one last run through the Beast with the grand prize of $50,000 and the title of Ultimate Beastmaster on the line.

Nine new competitors face a Beast that's fiercer than ever, but only two will move on to the first semi-final round in Beastmaster history.

Two champion climbers are joined by a prizefighter, a powerlifter, a dance instructor, a surfer and others in a battle for two spots in the semi-final.

A new obstacle called "Rope Burn" challenges the third set of athletes; Two contestants become the last pair to quality for the first semi-final.

Six qualifiers compete for three spots in the championship final, with a new twist that raises the intensity; One athlete hopes a big gamble pays off.

The Beast evolves again with a new obstacle called "Rib Cage Row," and two of nine contenders will grab the first spots in the second semifinal.

The "Crash Pads" return, and a twisty new obstacle greets a group that includes the competition's youngest athlete and a cancer survivor.

A group that includes a war hero and a survivor of Rwandan genocide confronts the hungry Beast with the last two semifinal berths at stake.

With three spots left in the championship final, the second set of semifinalists faces the brutal task of racing through the entire Beast in one run.

Of the 54 who dared to stare down the Beast, six remain. Only one will best the competition to claim $50,000 and the "Ultimate Beastmaster" crown