Board Thread:Questions and Answers/@comment-24104118-20141005223457/@comment-28414362-20150922200503

Nope. If you can do anything only in your Universe, it's not Omnipotence, because it's limited to your universe.

About the wish- If that doesn't mean you are Omnipotent, why not.

Point is, you cannot wish for Omnipotence if there is already Omnipotent being. Only once can be the strongest.