Weasel

Weasel, real name John Monroe, is a skilled combatant known for his agility and hand-to-hand fighting abilities despite lacking superpowers. He adopts a costumed identity to carry out violent acts tied to personal grudges from his past. As an adversary of Firestorm, Weasel has engaged in deadly confrontations and participated in missions with the Suicide Squad. His background includes a troubled academic life that influenced his later actions as a villain.