Ben Tennyson

Benjamin Kirby Tennyson is the main protagonist and titular character of the franchise. He is also the main character of the fan-fiction series Ben 10: Omnitrix Adventures. He now holds the original Omnitrix that Azmuth worked on while he had the prototype and Ultimatrix for six years. He lives in Bellwood with his parents, his cousin Gwen Tennyson and former arch rival, Kenvin Levin.