| Issue | #313 |
| Published | October 1963 |
| Cover Price | 0.12 USD |
| Pages | 36 |
| Editing | Mort Weisinger |
| Characters | Legion of Super-Heroes [Lightning Lass; Triplicate Girl; Saturn Girl; Shrinking Violet; Sun Boy; Chameleon Boy; Lightning Lad; Superboy]; Night Girl |
| Genre | superhero |
| Pencils | Curt Swan |
| Inks | George Klein |
| Letters | Ira Schnapp |
| Reprinted | in Legion of Super-Heroes Archives, The (DC, 1991 series) #2 |
| Characters | Legion of Super-Heroes [Lightning Lass; Triplicate Girl; Saturn Girl; Shrinking Violet; Phantom Girl; Supergirl; Sun Boy; Mon-El; Superboy; Cosmic Boy; Chameleon Boy; Colossal Boy; Brainiac 5; Lightning Lad; Bouncing Boy]; Night Girl; Polar Boy |
| Synopsis | After the female Legionnaires are struck by a mysterious Crimson Virus, Satan Girl wants to take their place. But when she attacks the girls, Supergirl tries to solve the mystery of who she is. |
| Genre | superhero |
| Script | Edmond Hamilton |
| Pencils | Curt Swan |
| Inks | George Klein |
| Letters | Milton Snapinn |
| Editing | Mort Weisinger |
| Reprinted | in Adventure Comics (DC, 1938 series) #409; in Adventure Comics (DC, 1938 series) #500; in Legion of Super-Heroes Archives, The (DC, 1991 series) #2 |
| Characters | Legion of Super-Heroes [Supergirl; Cosmic Boy; Sun Boy; Sun Boy; Triplicate Girl; Saturn Girl; Chameleon Boy; Colossal Boy; Phantom Girl; Bouncing Boy; Lightning Lad; Lightning Lass; Shrinking Violet]; Night Girl; Satan Girl; Legion of Super-Pets [Comet; Streaky; Beppo; Krypto] |
| Synopsis | Satan Girl is defeated by the Super-Pets and revealed to be an evil Red Kryptonite duplicate of Supergirl. |
| Genre | superhero |
| Script | Edmond Hamilton |
| Pencils | Curt Swan |
| Inks | Sheldon Moldoff |
| Letters | Milton Snapinn |
| Editing | Mort Weisinger |
| Notes | Legion of Super-Pets app. |
| Reprinted | in Adventure Comics (DC, 1938 series) #409; in Adventure Comics (DC, 1938 series) #500; in Legion of Super-Heroes Archives, The (DC, 1991 series) #2 |
| Characters | Tricksy |
| Synopsis | Tricksy practices for the high wire act. |
| Genre | gag |
| Script | Henry Boltinoff |
| Pencils | Henry Boltinoff |
| Inks | Henry Boltinoff |
| Letters | Henry Boltinoff |
| Characters | Superboy; Lana Lang; Pete Ross; Ma Kent; Pa Kent; Jor-El (flashback); Lara (flashback); Phantom Zone villains |
| Synopsis | Superboy learns about the Kryptonian Father's Day |
| Genre | superhero |
| Script | Leo Dorfman; Mort Weisinger |
| Pencils | George Papp |
| Inks | George Papp |
| Letters | Joe Letterese |
| Editing | Mort Weisinger |
| Reprinted | in Superman (DC, 1939 series) #232 (December 1970-January 1971); in Superman Supacomic (K. G. Murray, 1959 series) #71 |