| 0 | - | cover | 1 | pencils: Keith Giffen; inks: Frank Giacoia; colors: Anthony Tollin; letters: Gaspar Saladino | Challengers of the Unknown [Rocky Davis; Red Ryan; Prof Haley; Ace Morgan]; Superman; Legion of Super-Villains [Lightning Lord; Saturn Queen; Cosmic King] |
| 1 | Continuing the Legend That Is Adventure Comics | table of contents | 1 | script: Carl Gafford | |
| 2 | Part Two: Contract on a Champ! | comic story | 11 | script: Bob Rozakis; pencils: George Tuska; inks: Andy Mushynsky; colors: Carl Gafford; letters: Milt Snapinn | Challengers of the Unknown [Rocky Davis; Ace Morgan; Red Ryan; Prof Haley] |
| 3 | Part I: Superboy's Big Brother! | comic story | 9 | script: Robert Bernstein; pencils: George Papp; inks: George Papp; colors: Jerry Serpe; letters: Joe Letterese; editing: Mort Weisinger | Superboy [Kal-El]; Mon-El [also as Bob Cobb]; Martha Kent; Jonathan Kent; Krypto (cameo); Jor-El (flashback); Lara (flashback) |
| 4 | Part 2: The Secret of Mon-El! | comic story | 10 | script: Robert Bernstein; pencils: George Papp; inks: George Papp; colors: Jerry Serpe; letters: Joe Letterese; editing: Mort Weisinger | Superboy; Mon-El [Bob Cobb; Lar Gand] (origin); Martha Kent; Jonathan Kent; Lana Lang; Miss Joyce; King Mycerinua; Rhodopis; Jor-El (flashback); Lara (flashback); Phantom Zone |
| 5 | To Win Is to Lose! | comic story | 23 | script: Steve Skeates; pencils: Jim Aparo; inks: Jim Aparo; colors: Bob LeRose; letters: Jim Aparo; editing: Dick Giordano | Aqualad; Aquaman; Aquagirl; Vulko; Phil Darson |
| 6 | Captain Marvel Faces Fear! | comic story | 9 | pencils: Pete Costanza; inks: Pete Costanza; colors: Nansi Hoolahan; editing: Wendell Crowley | Captain Marvel [Billy Batson]; Fear; Dr. Carl de Reine; Sterling Morris (cameo) |
| 7 | The Legion of Super-Villains! | comic story | 11 | script: Jerry Siegel; pencils: Curt Swan; inks: Sheldon Moldoff; colors: Jerry Serpe; letters: Milt Snapinn; editing: Mort Weisinger | Superman; Lex Luthor; Legion of Super-Villains [Cosmic King; Lightning Lord; Saturn Queen]; Legion of Super-Heroes [Lightning Man (Adult Lightning Lad); Cosmic Man (Adult Cosmic Boy); Saturn Woman (Adult Saturn Girl)] |
| 8 | The Sinister Lives of Captain Skull! | comic story | 23 | script: Gardner Fox; pencils: Murphy Anderson; inks: Murphy Anderson; colors: Jerry Serpe; letters: Gaspar Saladino; editing: Julius Schwartz | The Spectre [Jim Corrigan]; Captain Skull |
| 9 | The Story Behind the Stories | text article | 1 | script: Paul Levitz | |
| 10 | 100 Pages of the Greatest Adventures Ever! | promo (ad from the publisher) | 1 | script: Carl Gafford; pencils: Keith Giffen; inks: Romeo Tanghal; letters: Gaspar Saladino | Captain Marvel; Superboy; Mon-El; Aqualad; Spectre |