Who will be the main antagonist in the Elbaf/Elbaph arc (One Piece)?

Will enel return during Elbaf?

Elbaf Megathread (Answers will resolve as they occur)

Will Usopp unlock conquerors Haki on Elbaf?

Will Buggy do something during Elbaf Arc?

Will there be a Davy Back fight during Elbaf arc?

Will Shanks and Luffy meet at Elbaf?

Will Franky build Pluton during the Elbaf/Elbaph arc (One Piece)

Who Will Mihawk fight next?