||Legion of Super-Heroes [Ultra Boy; Matter-Eater Lad; Star Boy; Element Lad; Brainiac 5; Chameleon Boy; Phantom Girl; Lightning Lad; Saturn Girl; Superboy; Mon-El; Colossal Boy; Sun Boy; Light Lass; Cosmic Boy; Triplicate Girl; Shrinking Violet]; Computo; Proty II; Android Master
||Brainiac 5's latest creation turns on its master and the rest of the Legion.
||One of Triplicate Girl's bodies dies in this story. Story continues in next issue.
||in Legion of Super-Heroes (DC, 1973 series) #3; in Legion of Super-Heroes Archives, The (DC, 1991 series) #5; in Showcase Presents: Legion of Super-Heroes (DC, 2007 series) #2