Green Lantern: Blackstars #1 Darick Robertson Variant

Who are the Blackstars? What are they? Answers will be revealed as the unstoppable Blackstars set their sights on the demons of Ysmault, Mongul...and a tiny, backwater planet called Earth. Following the catastrophic events of The Green Lantern #12, no Green Lanterns can be found patrolling their space sectors…not a single power ring lights the darkness! The Green Lantern Corps is no more! Scratch that—they never existed in the first place. What has Hal Jordan done?