- Script
- Roy Thomas (credited)
- Pencils
- Marie Severin (credited)
- Inks
- Johnny Craig (credited)
- Colors
- Marie Severin
- Letters
- Artie Simek (credited)
- First Line of Dialogue or Text
- This is the hour that I have longed for, these dark days past!
- Feature Logo
- Genre
- superhero
- Characters
- Sub-Mariner [Namor]; Lady Dorma; Ikthon; Vashti; Doctor Strange [Stephen Strange]; Nameless One (villain; introduction); Undying Ones; Joella Ward; Kenneth Ward (in flashback)
- Synopsis
- While Namor is being cured of his inability to breath under water, Dr. Strange implants information in his unconscious mind that leads him to Boston and the Idol of the Undying Ones.
- Reprints
- in El Príncipe de la Atlántida (Editora de Periódicos, S. C. L. "La Prensa", 1969 series) #30 (Abril 30 de 1971)
- in I Fantastici Quattro (Editoriale Corno, 1971 series) #83 (11 Giugno 1974)
- in Eclipso (Arédit-Artima, 1968 series) #57 (1er trimestre 1976) [N&B et recadré [B&W and reframed]]
- in Selecciones Marvel (Planeta DeAgostini, 1999 series) #8 - Los Defensores: El Nacimiento de los Defensores (Marzo 2000)
- in Day of the Defenders (Marvel, 2001 series) #1 (March 2001)
- in Essential Dr. Strange (Marvel, 2001 series) #2 (2005)
- in Essential Defenders (Marvel, 2005 series) #1 (2005)
- in Marvel Masterworks: Doctor Strange (Marvel, 2003 series) #4 ([January] 2010)
- in Marvel Masterworks: The Sub-Mariner (Marvel, 2004 series) #4 ([February] 2011)
- in Doctor Strange Epic Collection (Marvel, 2016 series) #3 - A Separate Reality (2016)
- in The Defenders Omnibus (Marvel, 2020 series) #1 (2020 [June 2021])
- in Namor, the Sub-Mariner Epic Collection (Marvel, 2021 series) #3 - Who Strikes for Atlantis? (2022)
- in Defenders Epic Collection (Marvel, 2016 series) #1 - The Day of the Defenders (2022 [February 2023])
Story continues from Doctor Strange (Marvel, 1968 Series) #183 and concludes in The Incredible Hulk (Marvel, 1968 Series) #126. Sub-Mariner regains his water-breathing powers.
Story can be seen as a prequel/prototype to the Defenders featuring Doctor Strange, the Hulk and the Sub-Mariner.
- Script
- Roy Thomas
- Pencils
- Marie Severin
- Inks
- Johnny Craig
- Colors
- ?
- Letters
- typeset
- Genre
- superhero
Letters from Pete Peterson, Ed Cibas, John Saint, K. Haven Metzger, Cheryl McCombs, and J.C. Rosenzweig; includes “Know Ye These, the Hallowed Ranks of Marveldom.”