Adventure Comics 355 (Apr 1967) FI- (5.5)

The War of the Legions!

Script: Jim Shooter

Pencils: Jim Shooter (layouts only); Curt Swan

Inks: George Klein

Letters: Milton Snapinn

Characters: Legion of Super-Heroes [Lightning Man; Polar Man; Saturn Woman; Cosmic Man; Element Man; Brainiac 5; Lex Luthor; Mr. Mxyzptlk]; Legion of Super-Villains [Cosmic King; Saturn Queen; Lightning Lord; Echo; Beauty Blaze]; Superman

Synopsis: The Legion is lured into separate traps by the Legion of Super-Villains, but are saved by the current day Lex Luthor and Mr. Mxyzptlk.