The cast reacts to every single OMG CAN YOU BELIEVE THAT?! Blow up in Challenge HISTORY! #TheChallenge34 #MTV Subscribe to The Challenge: https://bit.ly/2lCW9xv The Challenge is back, and this time it's all-out war. On The Challenge: War of the Worlds, America's best will be taking on competitors from around the globe. Legendary Challenge Veterans will team up with Rookies from "The Bachelor," "Big Brother" and other reality shows to compete for $1 million in the most grueling, physical and mental challenges ever devised. Who will survive? More from MTV: Official MTV Website: http://www.mtv.com/ Like The Challenge on Facebook: http://bit.ly/2Z0kxXW Follow The Challenge on Twitter: http://bit.ly/2KBj6dh The Challenge on Instagram: http://bit.ly/2KrDbDT #MTV is your destination for the hit series Wild 'N Out, Siesta Key, The Challenge, MTV Floribama Shore, Teen Mom and much more!