Corey Lay fired back at his critics who said he shouldn't be part of The Challenge: All Stars and blasted his Rivals castmate.

A brand new episode of the hit reality game show series The Challenge All Stars: Rivals premieres on MTV Wednesday, March 12 at 8/7c. On this week’s episode titled “Old Friends, New Rivals,” accusations fly as several rival pairs try to figure out who is controlling the game behind the scenes.

Rivals” is called “Old Friends, New Rivals.” “The Challenge All Stars: Rivals” airs at 8 p.m. Wednesday, March 12, on MTV. LIVE STREAM: Fans can watch MTV without cable on Philo and fuboTV, both of which offer free trials.