Name: Det. Niall Quinn
First Appearance: Sludge #1 (Oct. 1993): "You Can Take the Cop out of the Sewer"
First Appearance (Additional Details): (cameo) Sludge #1 (Oct. 1993): "You Can Take the Cop out of the Sewer"; (full) Sludge #2 (Nov. 1993): "Because They Pay Me"
Number of Appearances: 2
Enemy of: Sludge
Worked for: John Paul Marcello
Note: crooked cop
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