Betrayed BlackLantern Male Reader x DC

He was the ideal hero. He went head to head with Doomsday, Outsmarted lex Luther, Became the hero of the Amazon and He drove back Darkseid. He's what a true hero is until a certain bat and Kryptonian got him killed out of jealousy and anger.
That was a mistake. now because them a new threat will rise, More powerful than anything they ever faced.