Ben 10: Eternal Forms Characters

A list of characters that appear in the show Ben 10: Eternal Forms.

Ben Tennyson
One of the three main protagonists of the show. He is the wielder of the Ultimatrix, one of the most powerful devices in the universe that allows him to transform into any number of different alien species. Due to some complications, his human form was corrupted, so now he is only able to access his alien forms.

Gwen Tennyson
One of the three main protagonists of the show, the cousin of Ben. She is part Anodite due to her alien heritage, and is able to manipulate life force known as mana. She recently transformed into her full Anodite form permanently.

Kevin Levin
One of the three main protagonists of the show. He is part Osmosian, able to absorb energy, matter, and alien powers. He is mutated into a form that is a combination of almost all of Ben's aliens, although he is no longer insane.