Warner Bros, the publisher behind the incredibly popular Batman games, Arkham Asylum and Arkham City, have registered a list of new Arkham-related websites. These domains could indicate that a possible sequel to the infamous Arkham City is in the works, though we wouldn't exactly be surprised by the possibility.
Rumours have been rife for a while about a possible Reboot of the Batman movie franchise in 2016, based off the Batman: Arkham Asylum game, but considering we've heard nothing since the rumours came to light, it seems somewhat unlikely. Of course this could just be a case of Warner Bros. covering nothing but intellectual property and have no further plans of films or video games.
Here is the full list of domains registered:
It's interesting despite their intentions, and is assured to be the center of speculation for quite some time.