The Legionnaires discover that the Dark Man is a clone of Tharok, and they form a temporary alliance with the Fatal Five to defeat him.
Characters: Legion of Super-Heroes [Timber Wolf; Light Lass; Lightning Lad; Saturn Girl; Colossal Boy; Princess Projectra; Wildfire; Mon-El; Shadow Lass; Shrinking Violet]; Dark Man; Fatal Five [Emerald Empress; Mano; The Persuader; Validus; Tharok]; Blok; Marte Allon
Script: Gerry Conway
Pencils: Jim Janes
Inks: John Calnan
Colors: Gene D'Angelo
Letters: John Costanza
