Adventures into the Unknown — American Comics Group
Issue: #12
Last valuation update: 2026-10-23
Adventures into the Unknown (1948) #12 is published by American Comics Group and was released in Aug 1950. View cover art, issue details, and related characters and contributors.
First appearances: Charles XII
Creators: Ken Bald, Lin Streeter, John Celardo, Edvard Moritz, Charles Sultan, Ogden Whitney
Characters: Charles XII, Satan