Sub-Mariner Annual #1, FN Marvel, 1968 JR1

King-Size Sub-Mariner Special featuring an epic battle showcasing Namor the Sub-Mariner fighting against multiple enemies in a dynamic, action-packed scene. The issue promises "The Quest of Doom!" and "The Deadliest Battle Since Time Began!" with Atlantis and the warlord Krang playing key roles in the conflict. This special oversized issue offers twice the pages and thrills of a standard comic book, highlighting intense combat and high-stakes drama in the underwater Marvel universe.