| Issue | #315 |
| Published | September 1977 |
| Cover Price | 0.35 |
| Pages | 36 |
| Editing | Julius Schwartz |
| Notes | Superman |
| Characters | Superman; Blackrock |
| Genre | superhero |
| Pencils | Al Milgrom |
| Inks | Jack Abel |
| Notes | Superman |
| Characters | Superman; Blackrock [Les Vegas] (intro, villain); Samuel Tanner; Peter Silverstone; Nam-Ek (cameo); Supergirl (cameo); Fortress of Solitude (cameo); Phantom Zone; Jon Ross; SKULL; Morgan Edge; Lola Barnett; green kryptonite; S.T.A.R. Labs; Jenet Klyburn |
| Genre | superhero |
| Script | Martin Pasko |
| Pencils | Curt Swan |
| Inks | Dan Adkins |
| Colors | Jerry Serpe |
| Notes | V: Blackrock II (I; Les Vegas), Samuel Tanner, Peter Silverstone, Nam-Ek |