I think the reason merely mortal guys in tech-powered Suits are the only Superpowered Beings that doesn't get mistaken for Pokemon by forever 10-year old Kid named Ash Ketchum, as well guys in high-tech exosuits are only Superpowered beings that doesn't get retconned into Pokemon by Pokemon anime writers(before they retires Ash and Pikachu) was: wearing Powered Exoskeleton was supposedly the only way of having Superhuman Powers IRL