Starting Wednesday, 28 fan favorites from the most popular CBS reality shows will compete on a new show called “The Challenge: USA.”

Host T.J. Lavin gives us a behind-the-scenes look at the new competition that features former competitors from “Survivor,” “Big Brother,” “The Amazing Race” and “Love Island.”

Watch the video above for a preview, and catch the first episode of “The Challenge: USA” on CBS at 9:30 p.m. ET/PT Wednesday, right after the season premiere of “Big Brother.”