He stopped short at that pronouncement and visibly twitched. That was just not a good thing to hear, no matter which Batman he meant. "Whoa, really? Dude, I am out of the loop." He leaned against the counter, trying to get straight what he knew from the internet research he had done, what he actually knew from memories and such, and what was totally new. Why did his counterpart have to come from such a complicated universe? It was bad enough that he had the teen vigilante getting him into trouble whenever he let his guard down, now he had an entire crazy superhero family tree to keep track of.
"Yeah, that sort of thing. Red Robin is a new one. Nightwing I know, and Oracle I've heard of. Azreal isn't one that ever got mentioned to me. And JLA I definitely know." Oh Justice League. Now there was an interesting group. As if the Batfamily wasn't insane enough without extending into that team. Good people though, for the most part.
"I checked out Wiki first, but I need the full story on some of this, just to satisfy our curiosity. It's not so much that I've been out of it for a specific time, it's just that there are some... holes, in my knowledge."