Decepticon Protoform

Many Protoforms seen worked for the Decepticons. Protoforms are mechanical beings from the planet Cybertron. Decepticon Protoforms look monstrous and alien like while Autobot Protoforms look more humanoid. There are a ton of Protoforms seen in Revenge of the Fallen and Dark of the Moon, and there are drones that look like other characters from the Transformers franchise like Brawl, Bonecrusher, Sideways, Scrapper, and Long Haul.