When time travel permits a past wrong to be righted for Your Flash and his loved ones, the ripples of this episode prove catastrophic as a stern reality exists at which the Justice League never made, and Superman is no where available. Teaming with a grittier Black Knight and Cyborg races while this brand new world is ravaged by a fierce war between Wonder Woman's Amazons and Aquaman's Atlanteans to reestablish the continuity of his deadline.