In this Christmas-themed episode, contestants balance on a wet sled as it careens down a zip line. Then, they eat from mystery gift boxes containing dragonflies, rotten squid, worm sausage, and cod egg sac. Next, they swim underwater in a lake of fire.In this Christmas-themed episode, contestants balance on a wet sled as it careens down a zip line. Then, they eat from mystery gift boxes containing dragonflies, rotten squid, worm sausage, and cod egg sac. Next, they swim underwater in a lake of fire.