There are currently 12 action figures for sale in packs of two. Sets include Cyborg vs. Harley Quinn (pictured above), Superman vs. Nightwing, Wonder Woman vs. Solomon, Aquaman vs. Black Adam, Deathstroke vs. Green Arrow and The Flash vs. Raven.
Each set is $29.95 with each figure standing about 3.75 inches tall. The Wonderwoman/Solomon and Deathstroke/Green Arrow, are expected to begin shipping May 31, with the rest to follow in July and September.
NetherRealm recently announced that Injustice: Gods Among Us will receive up to four additional characters and extra costumes in downloadable content.