Originally Posted by
Psyren
I am personally against the "Skrull Mage" theory. But something... strange... is almost certainly going on with Strange in that trailer.
If it ends up just being "he felt extra cocky today" then I'm going to be disappointed.
If they're basing this on the One More Day comics plotline, which also featured Spiderman trying to find a way to erase knowledge of his secret identity, then
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my money's on Mephisto, and introducing a wish-granting devil is a lot less jarring if Dr Strange is also involved.
(And considering how poorly received One More Day was, that's a pretty gutsy move, but Civil War also improved greatly in adaptation.)