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| Publisher |
DC |
| Series |
Challengers of the Unknown |
| Published | December 1969 |
| Artist |
Dick Dillin |
| Writer |
Dennis O'Neil |
| Writer |
Dave Wood |
| Artist |
Lee Elias |
| Inker |
Frank Giacoia |
| Letterer |
John Costanza |
| Letterer |
Milt Snapinn |
| Cover Artist |
Neal Adams |
A Plague of Darkness