How do you follow up the epic 40th season of MTV’s “The Challenge”? Bring back one of the most popular themes for “The Challenge: All Stars.” That’s exactly what the series will do when Season 5 debuts on Wednesday,

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.

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

"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.

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.

Stars" pairs up memorable power players and redemption seekers with their biggest rivals. Cast members Beth Stolarczyk and Leroy Garrett spoke to Joe Weil about the new season.

All Stars has arrived, but there are some huge changes in store. First of all, season 5 won't stream exclusively on Paramount+ as the spinoff has since its premiere in 2021. This time around, the All Stars edition of the franchise will air on MTV for the very first time,