The number of Batmans in the comics varies. There are classic, modern, and alternate reality versions, so it's not a straightforward count. But it's safe to say there are multiple distinct depictions of the Caped Crusader.
There are quite a few different versions of Batman in the comics. It's hard to give an exact number, but there are variations based on different storylines and alternate universes.
There have been many comic Batmans. The character has evolved and been reinterpreted in various ways. From classic to modern renditions, the count is substantial, but an exact figure is tricky to determine.
There have been quite a few different versions of Batman in comics over the years. It's hard to give an exact number, but there are definitely more than a dozen major variations.
Well, Harry Potter himself is often very popular. His status as the boy who lived makes him a central figure that people like to bring into crossovers. Batman, of course, is also a top pick. His brooding and intelligent nature fits well in different scenarios.
In some fanfiction, there might be a scenario where Harry Potter and his friends end up in Gotham City. They could use their magic to help Batman fight against the supervillains there. For example, Hermione's knowledge of spells could be used to create barriers or traps for villains like the Joker. Harry's ability to face dark forces could also be useful in dealing with Gotham's criminal underworld which is often filled with a sense of malevolence not so different from the dark wizards in his world.