Anonymous #40C3
In my headcannon, a version of Megartron’s reforms after meeting Unicron as well as Maximals and Predacons. And also thanks to Rainbow and Optimus Primal, and being force to see the monster he forge in the maniacal Megalocon who nearly end all. And Rainbow, Fluttershy, Pinkie, Fizzy, Luna, Derp, the CMC, and the human Mane 7 welcome him.