An epic fantasy adventure based on the timeless Arthurian legend, The Green Knight tells the story of Sir Gawain, King Arthur’s reckless and headstrong nephew, who embarks on a daring quest to confront the eponymous Green Knight, a gigantic emerald-skinned stranger and tester of men.

As the home planet of the Green Lantern Corps faces a battle with an ancient enemy, Hal Jordan prepares new recruit Arisia for the coming conflict by relating stories of the first Green Lantern and several of Hal’s comrades.