Lex Luthor

Lex Luthor is a character from Reality NF-1935, who is a rich bussinessman and the arch nemesis of Superman.

Batman/Fortnite: Zero Point Comic Series
He works with The Imagined Order to help attach an Anchor Device to The Zero Point to use its power remotely, in return Doctor Slone opens a Sideways Rift on Metropolis.

Batman/Fortnite: Foundation
He leads the villains to the Sideways Rift, but gets attacked by The Foundation and his armor gets cracked. He flies away, and after Batman closes the Sideways Rift, he moves to "Plan B"