Rivals — accusations fly as several Rival pairs try to figure out who is controlling the game behind the scenes. Shane targets an alliance member that he feels is threatening his position in the game and friendship with his long-time BFF,

Tonight during “Old Friends, New Rivals”, the contestants try to figure out who is in charge behind the scenes.

Accusations fly as several rival pairs try to figure out who controls the game behind the scenes in a new episode of "The Challenge All Stars: Rivals."