S1·E6 July 29, 2008

Twenty four contestants, including a former Marine, a software developer, a personal trainer, a pre-school teacher and a bartender compete against each other and the clock through wild obstacles. The obstacles featured in this episode include Buoy Run, Smoking Crowbar Sweeper, Killer Surf, Wrecking Ball Dreadmill, Field Goal Swing and Big Ball. The final four will make it to the Wipeout Zone, where the person with the fastest time wins $50,000.