Ben10UA on Instagram: "Ben 10: Omniverse features a rich cast of side characters who support or challenge Ben Tennyson throughout his adventures. While the show centers on Ben and his new partner Rook Blonko, several side characters play crucial roles in expanding the universe and deepening the storyline. Some notable side characters include: Kevin Levin – A former enemy turned friend, Kevin has a history with Ben and Gwen. In Omniverse, he takes a step back from hero work but remains a supporti