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Tack is a young, wimpy alien. He has dark hair that is in a mohawk style and also wore a dark brown jacket and light brown jeans. His body color is teal green and his eyes are the size of tennis balls.
He wore a Plumber suit while training at the Plumbers' Academy.
While at the barracks in the Plumbers' Academy, he wore an olive tank top and black shorts.
Tack is a very kind and very shy alien. He also sees Ben as a role model, hero, and a best friend.
Powers and Abilities
Tack has the ability to extend his neck, which he used to headbutt and stun Kolar.
Ben 10: Ultimate Alien
- Basic Training (first appearance)