| Issue | #12 |
| Published | January-February 1978 |
| Cover Price | 0.35 USD |
| Pages | 36 |
| Editing | Joe Orlando (Managing Editor); Allen Milgrom (Editor) |
| Notes | Logo changes with this issue. |
| Characters | Karate Kid; Legion of Super-Heroes [Superboy; Cosmic Boy; Saturn Girl; Colossal Boy; Sun Boy; Chameleon Boy; Lightning Lad] |
| Genre | superhero; martial arts |
| Pencils | Rich Buckler (signed) |
| Inks | Jack Abel (signed) |
| Notes | Logo changes with this issue. |
| Characters | Penguin [Oswald Cobblepot] |
| Genre | Superhero |
| Script | E. Nelson Bridwell ? |
| Pencils | Curt Swan |
| Inks | Vince Colletta |
| Letters | Ben Oda |
| Notes | An advertisement for Hostess Fruit Pies. |
| Characters | Karate Kid; Iris Jacobs; Major Disaster (villain); Legion of Super-Heroes [Saturn Girl; Cosmic Boy; Lightning Lad; Chameleon Boy; Colossal Boy; Sun Boy] |
| Synopsis | Karate Kid is drawn to Smallville in the past and a fight with Superboy by Master Disaster and a mystery villain. |
| Genre | superhero; martial arts |
| Script | Bob Rozakis |
| Pencils | Juan Ortiz |
| Inks | Bob McLeod |
| Colors | Anthony Tollin |
| Letters | Milt Snapinn |
| Notes | The Legion characters appear in the costumes they wore in the 1960s. |
| Notes | Letters from readers - Nathan Chapman, Snapper Estes and Bill Keller. |
| Script | Bob Rozakis |
| Letters | typeset |
| Letters | typeset |
| Notes | Profile of Tex Blaisdell. |