Batman Arkham Universe ─ Blitzwinger

The leaked RUMORED details include:
+ Release Date: Fall 2019

+ Current Gen: XB1/1X/PS4/PS4Pro/PC

+ Single player/Co-op/Multiplayer(specific modes)

+ Characters include the entire Batfamily: Batman, Robin(Tim), Nightwing, Batgirl, Batwoman, Catwoman, Red Hood

+ Gotham is about 1.5x the size of AK. Districts and neighborhoods have gone through complete overhaul.

+ Gotham is now a "living, breathing city"
Set Time of Day/Weather(Rain,Overcast,Snow)

+ There are random crimes such as car chases, bank robberies, muggings, and so forth.

+ Main Villain: Court of Owls
Story takes inspiration from the different Court of Owls storylines.

+ Every character is available in free roam.

+ Batman has a redesigned Batmobile(transport only) and the other characters have their cycles

+ Batcave serves as main hub for upgrades, character swaps, new missions, game modes

+ Game plays similar to past Arkham games, but there are new options for co-op: Dual takedowns in combat/stealth.
Stealth segments make you work together
Parkour has been expanded. Characters move a lot quicker and more fluid.

+ Main gadgets are the same except for a couple new additions.

+ New enemy types include Talons and Pilots(enemies that hover the battlefield, you have to either use a gadget or dual
takedown to get them down)
Talons are the same as the ninja types from Arkham Knight. They can counter your counters and also have their own gadgets (knife, throwing knife)

+ Game takes place in the Arkhamverse, obviously
This is supposed to be Rocksteady's true "last hoorah" of Batman games.