I was just browsing my ideas collection topic and I noticed that there’s a magneto boss, but it’s not the one we have in the game. Still it’s kind of similar and I think that the person that suggested it should be awarded.
Look: Some ideas to make the game nicer in terms of visuals and gameplay - #23 by ChickenInvadersFan72
See the helmet. It’s obvious rip off the Magneto villain.