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 think this should give the title more of a connection with the Bat-titles and the greater DCU besides the Court of Owls thing