Showcase — DC Comics, National Periodical Publications
Issue: #7
Last valuation update: 2025-12-19
The Chals are back! And this time, even they might break a sweat when they face... ULTIVAC!
First appearances: June Robbins, Felix Hesse, Floyd Barker, Ultivac
Creators: Whitney Ellsworth, Jack Kirby, Roz Kirby, Marvin Stein
Characters: Ace Morgan, June Robbins, Prof Haley, Red Ryan, Rocky Davis, Felix Hesse, Floyd Barker, Robert Louis Stevenson, Moolah the Mystic, Ultivac