Tags: Comics Character.
Sludge was a comic book series from Malibu Comics set in the Ultraverse. It was created by Steve Gerber Gary Martin and Aaron Lopresti. Sludge ran for only twelve issues with one special: Sludge: Red X-Mas. A second special Sludge: Swamp of Souls was planned but never completed. Frank Hoag was a corrupt NYPD detective who finally grew a spine when he was asked by his mob bosses to kill a fellow dirty cop.