| Issue | #248 |
| Published | April 1977 |
| Frequency | monthly |
| Cover Price | 0.30 USD |
| Pages | 36 |
| Editing | Julius Schwartz |
| Characters | the Master Villain; Barney Sands |
| Genre | superhero |
| Pencils | Rich Buckler |
| Inks | Frank Springer |
| Characters | [Villain:] the Master Villain (1st); Heatwave; [Guest Appearances:] Daphne Dean; Iris Allen; Barney Sands; Larry Sands |
| Genre | superhero |
| Script | Cary Bates |
| Pencils | Irv Novick |
| Inks | Frank McLaughlin |
| Notes | Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics (April 2007). |