Man-Beast first appeared in Thor #134 (November 1966), and was created by writer Stan Lee and artist Jack Kirby.

The Man-Beast is a red wolf who was captured by the High Evolutionary and evolved into an anthropomorphic form to serve as a member of his New Men.

[2] However, he rebels against the High Evolutionary and battles him and various heroes before being defeated and devolved.

[3] The Man-Beast is a red wolf evolved to the peak of physical and mental potential, possessing superhuman physical abilities and senses.

He is a skilled hand-to-hand combatant and possesses psychic abilities that enable him to manipulate energy and emotions and create antimatter shields.