| Anl 1 | Action Comics (2nd Series) | 1st Appearance of Kryptonite Man (Clay Ramsay); Origin of Kryptonite Man (Clay Ramsay); 2012 Annual |
| 454 | Adventure Comics | Origin of Kryptonite Kid |
| 9 | DC Special Blue Ribbon Digest | Reprints from Adventure Comics #210, 256, 262, 269, Detective Comics #359, Green Lantern (2nd Series) #10, House of Secrets #92, More Fun Comics #67, Showcase #34; Origin of Aqualad (Garth); Origin of Krypto; Origin of Speedy (Roy Harper) |
| 9/NS | DC Special Blue Ribbon Digest | Reprints from Adventure Comics #210, 256, 262, 269, Detective Comics #359, Green Lantern (2nd Series) #10, House of Secrets #92, More Fun Comics #67, Showcase #34; Origin of Aqualad (Garth); Origin of Krypto; Origin of Speedy (Roy Harper) |
| 83 | Superboy (1st Series) | 1st Appearance of Kryptonite Kid; Origin of Kryptonite Kid |
| 99 | Superboy (1st Series) | Origin of Kryptonite Kid; Versus Kryptonite Kid |
| 126 | Superboy (1st Series) | 1st Appearance of Nypto (Krypto’s grandfather); 1st Appearance of Vypto (Krypto’s great-grandfather); 1st Appearance of Zypto (Krypto’s father); Origin of Krypto |
| 129 | Superboy (1st Series) | Reprints from Adventure Comics #242 (Nov 1957), #260 (May 1959), and 278 (Nov 1960); Reprints from Superboy (1st series) #63 (Mar 1958), #65 (Jun 1958), and #89 (Jun 1961); Origin of Dworn; Origin of Krypton Kid (Zar-Al); Origin of Mon-El (Lar Gand); Origin of Vidal of the Intergalactic Patrol (Allen Greene); 80-Page Giant; G-22; Superboy and His Super-Friends; Time travel |
| 397 | Superman (1st Series) | Origin of Kryptonite Man; Continued in Supergirl (2nd series) #21 |
| 397/NS | Superman (1st Series) | Origin of Kryptonite Man; Continued in Supergirl (2nd series) #21 |