Batman: Return to Arkham, developed by Virtuos, features remastered versions of Arkham Asylum and Arkham City using the Unreal Engine 4 for the PlayStation 4 and Xbox One. Additionally, both games include all previously released downloadable content, and feature improved graphics, upgraded models and environments, and improvements in the lighting, effects, and shaders for both games. The collection was released on October 18, 2016.