ComicsMarvel ComicsAll four major X-Men mutant classifications explainedWhen you purchase through links on our site, we may earn an affiliate commission.Here’s how it works. ComicsMarvel ComicsAll four major X-Men mutant classifications explainedWhen you purchase through links on our site, we may earn an affiliate commission.Here’s how it works. When you purchase through links on our site, we may earn an affiliate commission.Here’s how it works. (Image credit: Marvel Comics) Mutant classification is a long-running idea inMarvel Comics, going back in some form another almost as far back as the idea of mutants themselves. And with that much history, all wrapped up in the complications of a decades-long sequential narrative, there’s a whole complicated theory of comic book science behind measuring, comparing, and classifying the powers of mutants. Some ideas, like how much one super strong mutant can lift versus another, or how fast one can travel are easily measured and …