Bristleback is a fictional character from the Transformers franchise, appearing as a Decepticon in various toy lines and media related to the series. He is typically portrayed as a tough, aggressive warrior with a boar-like or heavily armored design, fitting the animal-themed or beast-inspired Transformers characters. His role is usually that of a frontline fighter or brute enforcer, serving the Decepticons in battles against the Autobots. Depending on the continuity, he may appear mainly as a background combatant, a toy-exclusive character, or a minor supporting villain.