Warner Bros. Interactive Entertainment and DC Entertainment announced that the Crime Fighter Challenge Pack #6 for Batman: Arkham Knight is available for fans who have purchased the game for PC and are connected to the Internet. Beginning Jan. 26, the content will also be available for fans who have purchased Batman: Arkham Knight for the PlayStation 4 computer entertainment system and Xbox One. In addition, as part of the January update for Batman: Arkham Knight, the Batman Incorporated skin will now be available to all players.

This expansive challenge pack allows players to gain focused training in Freeflow Combat and Invisible Predator stealth incursion throughout their favorite locations from Batman: Arkham Asylum, Batman: Arkham City and Batman: Arkham Knight when playing online.