DC Comics has announced that a mini-comic series will bridge the gap between the end of Batman: Arkham Asylum and the beginning of Batman: Arkham City. The mini-series, its called Batman: Arkham City is a series of six numbers that takes place one year after the events of the first game, where the new mayor Quincy Sharp closed the 'Arkham Asylum and the prisoners locked up in Arkham City . The first two issues of the series, written by Paul Dini, will arrive in May in the whole world and will be downloadable for a fee, in digital form.

They will then also released stories, always in digital format, about eight pages per issue. These stories will then be put on paper in what will be the collector's edition of the game.

Recall that Batman: Arkham City will arrive in the autumn of 2011.