Old enemies resurface when Charmcaster works her magic on Kevin and turns him against Ben and Gwen.
But the trio pulls it together until Darkstar reappears and leads Kevin on an adventure that leaves him stripped of his powers when he needs his the most. And when it couldn't get any worse, the Omnitrix malfunctions turning Ben into an angry new alien who will pick a fight with anything that breathes.
Watch out for Ben's wrath!