It starts Thursday Dec 14 through Sunday Dec 18th. More information below. Enjoy!
The trial includes Chapters 1, 2 and 3 of Injustice 2′s story mode, plus all of the game’s multiplayer and online modes. With the notable exception of Brainiac, the core game’s entire roster of super heroes and super villains will also be available to play. Selected DLC characters will also be available in the single player Multiverse mode.
http://flip.it/dJZAGc