The Batman 2 is in the works, though it's going to be a long while until we see it. The movie has been delayed multiple times ...
Related: Best LEGO ... 2 will “dig into the epic story about deeper corruption, and it goes into places that he couldn’t anticipate in the first one,” he added. Related: Fan-favourite Batman ...
Of course, Ben Affleck played the role in a few other films in between, and Lego Batman got his own movie in that time too ... in Guardians of the Galaxy Vol. 2 hurt the third film.