December 22 is the arrival of the Batman: Arkham Knight's December DLC, Announced by the Rocksteady Studios. Season of Infamy is what they called the expansion, this DLC includes new Batman and batmobile skins that has been based on the 2008 Caped Crusader movie of Dark Knight.
Rocksteady has also posted the final "Arkham Insider" video feature 2015. This one shows off the Season of Infamy content, featuring insight from a number of developers, including studio head Sefton Hill.
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Season of Infamy, which also includes the other content seen in this mosaic, is included with the Arkham Knight DLC pass or can be purchased individually on PC, Xbox One, and PlayStation 4.

Rocksteady has also posted the final "Arkham Insider" video feature 2015. This one shows off the Season of Infamy content, featuring insight from a number of developers, including studio head Sefton Hill.
.
Season of Infamy, which also includes the other content seen in this mosaic, is included with the Arkham Knight DLC pass or can be purchased individually on PC, Xbox One, and PlayStation 4.