"And, watching over them from Center Neptune: their computerized coordinator, 7-Zark-7!" He even has his faithful companion 1-Rover-1, who really did nothing except bark and look cute.
Also, lest I forget again, Ultra Magatron (no Alpha) really did exist, albeit as a character in an official manga rather than as a toy. He's the one on the right, an upgraded version of Super Megatron, the one on the left. He would then go on to merge with a mechanical eldritch abomination only to get blown up by Star Convoy (AKA Optimus Prime).
Hah. Now future readers will be wondering just what the heck we were talking about up above, never mind the non sequitur of the thread title. Sneaky hamster.