NetherRealm’s Ed Boon confirmed on Twitter (via DualShockers) that the second code distribution began on January 27.
Second wave of INJUSTICE 2 Beta codes going out today! 🙂
— Ed Boon (@noobde) January 27, 2017
Some of the playable characters in Injustice 2 include Harley Quinn, Deadshot, Batman, Superman, Supergirl, Aquaman, Atrocitus, Gorilla Grodd, Blue Beetle, and Wonder Woman.
Injustice 2 launches on May 16 for PlayStation 4 and Xbox One.