2.6

The 2.6 update introduced the following:


 * Challenge Mode:
 * Martian Manhunter/Blackest Night
 * Red Lantern Hal Jordan
 * The Arkham Knight
 * Harley Quinn/Arkham Knight
 * Wonder Woman/Justice League
 * Packs-exclusive characters:
 * Batman/Arkham Knight (from the Arkham Pack)
 * Online Battle season rewards:
 * Riddler's Staff
 * The Flash/Metahuman
 * Reverse Flash
 * The Flash Starter Pack
 * Survivor
 * Augments
 * Additional changes:
 * Challenge pack updated to include Scorpion/Mortal Kombat X, Static, Batman/Beyond Animated and Superman/Godfall
 * Most Wanted Pack updated to include Reverse Flash
 * Red Son Pack changed to a random pack that includes Batman/Red Son, Deathstroke/Red Son and Green Lantern/Red Son

External link

 * Official 2.6 Update Notes