Episode Title:The Ultimate Weapon.Episode Description:First Aid is having doubts after Swindle steals Metroplex's transformation cog for Galvatron. But of course, First Aid will soon learn how much his friends really need him when Trypticon threatens to crush Metroplex, who is unable to transform without his transformation cog. But will the Autobots be able to get Metroplex's transformation cog back from the Decepticons?