Encounter and Barko can defend humanity from the toughest villains, but what happens when they meet . . . another hero?! Never fear, Encounter, Champion is here! This masked defender of justice is eager to help them take down villains, but our heroes aren't sure if Champion is really friend or foe! And Kayla, the team's dauntless coach, starts acting all funny with Champion around . . . just what is going on?