The Dark Knights of Remnant

At the height of a battle between two Batmen, interrupted by their eternal nemesis, something goes horribly wrong. All three are transported to an entirely different world in another Multiverse. Having traveled through The Omniverse, Bruce Wayne now has to save a new world from foes that are his responsibility. (The Batman Who Laughs) (Ozpin, Pyrrha, and Roman live) (Comission}