Batman-Arkham_RIDDLER_1200Batman: Arkham Underworld, the new free-to-play game, is now now available worldwide on the App Store for iPhone and iPad.

Drawing on the lore and Super-Villains of the critically-acclaimed Batman: Arkham franchise, Underworld gives fans get their chance to rule Gotham City by becoming the city’s next criminal mastermind.

Players can take command of iconic Super-Villains such as The Riddler, Harley Quinn and Killer Croc as they fight their way to the top by building their ultimate hideout, recruiting and training an army of henchmen, and battling through intense story-missions within Gotham City’s neighbourhoods.

As if the stakes weren’t already high enough, if one’s empire becomes too big, they might even have to defend their turf by facing off against Batman himself to secure their status as a ruthless crime lord.

The game is released by Warner Bros. Interactive Entertainment and DC Entertainment.