Issue: #31
Last valuation update: 2026-07-20
“POWER RINGS FOR SALE!” When Hal Jordan begins to act out of character, the Guardians of the Universe suspect it could have to do with an evil race of alien beings approaching the Earth, the Grolls!
Creators: Gaspar Saladino, Julius Schwartz, Gil Kane, Murphy Anderson, John Broome, Sid Greene
Characters: Hal Jordan, Jack Jordan, Jim Jordan, Sue Jordan, Jeremiah Jordan, Tom Kalmaku