In the season four premiere ... in the ultimate sports competition where one of them will be crowned the All-Round Champion.

Champions will be crowned ... Stetson Wright has won the past five all-around world titles, but he will not compete at the NFR after missing most of the season with an injury.

Season Finale! Ariana leads a tight Leaderboard ... Who will be crowned the All-Round Champion?

Ten of the best teen athletes at the top of their game step outside their comfort zones to compete against each other in all their rivals' sports - one hardcore athlete will be crowned the All-Round ...