Jason Momoa revealed that Ben Affleck will return to ‘Aquaman and the Lost Kingdom’ as Batman, the next confirmed Batman to be seen in DC movies are.
Ben Affleck’s Batman @’The Flash’,’Aquaman and the Lost Kingdom’
Michael Keaton’s version of Batman @ ‘The Flash’ ,’Batgirl’
Robert Pattinson version of Batman @ ‘The Batman 2’
Previously, DC has announced the introduction of the “DC Multiverse” concept, that is, a number of different versions of a character, different versions of the universe will exist at the same time.
(‘The Flash’ in not sure exactly how many versions and what form of Batman will appear)