I don't know if you know this, but Batman isn't exactly a happy guy.
New city, same shade of gray... but not for a lack of trying.
Here's an image of Batman looking at a dog. There you go.
2016 takes something else from us, and this time it's Chew.
The gift of Clayface, TAKE IT IN MAAAAAAAAAAN. (reference!)
I've been unimpressed with and confused by the backup story in Endgame so far. I hope this gives it some clarity at least. Relevance, not so sure...