As Timber Wolf takes Lightning Lass as his wife, sinister foes try to take the Legionnaires’ very lives when Lightning Lord returns seeking vengeance on the world that rejected him! But as the Legion of Super-Heroes struggles to deal with the apparent return of Validus, it must also contend with a desperate criminal couple from a possible future!
The quest to rescue young Garridan Ranzz from a mysterious abductor leads the Legion of Super-Heroes into one of its most harrowing journeys yet. They find themselves in a darkened world where all they knew and loved has been corrupted, and only one of their most powerful foes could be responsible: the Time Trapper! But just who is the Time Trapper, and what are his motivations for targeting the Legion over the years? Guest starring Superboy!