IGN managed to get a quick work with Transformers: Revenge of the Fallen writer Roberto Orci at the Television Critics Association press tour, where he confirmed one character by name and another by the type of Transformer. SPOILERS FOLLOW
A picture had previously been seen of him, but it’s now pretty much confirmed that Ravage will be appearing in the sequel, but also a Pretender, which for anyone not in the know, is a bot inside an outer shell disguise, most likely a human.