Keep scrolling to meet the cast of “The Challenge All Stars: Rivals” — and see why each duo doesn’t get along. Adam and Steve both competed on “The Challenge: All Stars 4.” During the 2024 season, Adam voted to send Steve into the first elimination. Steve later got his revenge by stealing Adam’s star.

Enemies must work together if they want to win it all in a new season of "The Challenge All Stars: Rivals" premiering on Wednesday, Jan. 29.

On the heels of the legendary 4oth season of The Challenge, the hit reality competition franchise brings its fan-favorite rivals twist to The Challenge All Stars. In a series first, the new season pairs up memorable power players and redemption seekers with their biggest rivals.

"The Challenge All Stars" is back, and bigger than ever, with a primetime TV spot and a "Rivals" theme when Season 5 premieres on Wednesday, January 29.

The Challenge All Stars: Rivals premieres Season 5 Episode 1 tonight on Wednesday, January 29 at 8 p.m. on MTV. The reality series features the best competitors from across The Challenge seasons coming back to settle their scores. Tune in to watch this week’s episode with a free trial of Philo.

The season five premiere of The Challenge: All Stars is set to premiere on MTV for the first time (as opposed to Paramount+) Jan. 29, 2025 at 8/7c. During the season premiere, a group of twenty-six competitors are paired up with their enemy from seasons past in a series’ first with the season to be called “ The Challenge All Stars: Rivals .”

"In a series first, the new season pairs up memorable power players and redemption seekers with their biggest rivals," MTV said.