As action-packed as the video game phenomenon that inspired it, this graphic novel collects the entirety of the third year of the now-legendary Injustice: Gods Among Us saga that sees Superman and Batman rallying forces against each other!   There was a great and terrible war between heroesOn one side, Superman and his Justice League with their allies in the Sinestro Corps, who sought to bring peace through absolute order. On the other side, Batman’s army and the Green Lantern Corps. It ended with Superman, wielding a fear-powered yellow ring, murdering Black Canary while the world looked on.But Batman lived to fight another day... and Batman always has a backup plan.   Only one force in the world can hurt a Kryptonian wielding a Sinestro Corps ring—magic. Now, with John Constantine seeking his own revenge against Superman, the sorcerer con man is helping Batman add the greatest magicians in the universe to his growing armyWith the most powerful magic users in the universe on their sid