Board Thread:Questions and Answers/@comment-27648540-20160128020406/@comment-27648540-20160129174825

Aggression25 wrote: Except the power of Thor may have been transferred to Mjolnir, making it necessary to be worthy to wield it. Vision uses Mjolnir and in no time Thor lost his powers.

The hammer will replicate Thor's powers in someone, but he already has with or without it.