The X-Men’s strongest enemies redefine mutant muscle, including multiple Omega-level villains who have reached Hulk-tier strength.
Many fans (and some creators) wrongly believe that Cyclops' beams are made of heat.
Cyttorak also provides Juggernaut with self-healing armor that protects him from psychic attack.
Xavier’s powers also allow him to project his consciousness outside his body, entering the Astral Realm.
While this originally manifested as the ability to create ice,Iceman is now capable of stopping time itself.