From Press Release:
To celebrate the release of the Justice League film, in theaters Nov. 17, Warner Bros. Interactive Entertainment revealed special Justice League-themed in-game events for the critically acclaimed and top-selling fighting game Injustice 2 and Injustice 2 for mobile. Players on both console and mobile can take on unique challenges in the Multiverse for a chance to earn gear for their favorite heroes featured in the Justice League film.
Developed by the award-winning NetherRealm Studios, Injustice 2 features a massive roster of DC Super Heroes and Super-Villains and allows players to build and power up the ultimate version of their favorite DC characters. The game is currently available for PlayStation 4, Xbox One, and PC via Steam and the Microsoft Store, with DLC characters Red Hood, Sub-Zero, Starfire, Black Manta, Raiden and Hellboy available now on consoles. Injustice 2 mobile is available now for free on iOS and Android devices.