TV The Challenge: All Stars The Challenge: All Stars 6.182/10 by 11 users Twenty-two of the most iconic, boldest, and fiercest Challenge All Stars from the original The Real World and Road Rules return for a second chance at the ultimate competition as they vie for their shot at the $500,000 grand prize. Follow the competitors as they face unprecedented, over-the-top challenges set in the Andes Mountains of Argentina. Details Casts Posters Images Title The Challenge: All Stars Alternative Titles First Air Date 2021-04-01 Last Air Date 2025-04-16 Number of Episodes 54 Number of Seasons 5 Genres Reality, Networks MTV, Paramount+, Casts T.J. Lavin Plot Keywords , Self - Host T.J. Lavin