Since G. I. Joe team (RAH) joined the crew in MK7 Saga, Optimus joins G.I. Joe as a guest by being painted by R.O.B 64. Optimus has firearms and grenades. he can help Duke, Scarlet and the G.I. Joe team. with his G.I. Joe form, he can fight Mullivor's Dreads, Lunchor's Zombies, evil Decepticons and evil Cybertronains. Prime will fight for freedom if there's trouble. he can protect human freedom against Cobra. even Bumblebee is a member of G. I. Joe, he is still an Autobot. his form is light purple and yellowish orange. he has red eyes. Optimus Prime, Autobots and Decepticons-Transformers G1 R.O.B 64-Star Fox G. I. Joe, Cobra, Duke and Scarlet-G. I. Joe: A real american hero Original model-Transformers Devastation