“The Quest for Cosmic Boy,” part 5 of 5. The quest for Cosmic Boy concludes as Brainiac 5's secret is revealed! Plus, Lightning Lad's place in the Legion gets a shocking change, Supergirl spends her last day as a Legionnaire, and the trans-temporal menace of Evolvo-Lad intensifies!
This is the last issue of Supergirl and the Legion of Super-Heroes. This volume is continued in Legion of Super-Heroes # 37.