When the Stone's former wielder the Champion of the Universe also arrives to claim it, Otherone uses his cosmic powers to imbue Thor's hammer with infinite power against his wishes. The upgrade ...
Thor has many versions across the Marvel Multiverse ... some are different characters worthy enough to wield Mjölnir. And, with the hammer's power, they became a force to be reckoned with.
Superman himself, the paragon of truth, justice, and hope from DC Comics, proved himself worthy to lift the mystical hammer ...
And I think we learn a little bit from "Thor: Ragnarok" that the power is really in him and the hammer is really more of a channel. And I think the skill then, that these dwarfs have, is how to ...