In fact, this Batman may co-exist alongside Lego Batman and Titans’ incoming Batman played by Iain Glen.
Whether it happens with Joker or some other way, don’t be surprised if DC doesn’t try for another live-action Batman to share the stage with Robert Pattinson in his own set of movies.
It’s not a novel concept, and while DC has typically been pretty protective of how many versions of its heroes are used throughout its media, that stance has seemingly been relaxed quite a bit as of late.