Sewer Fiends are a category of monster.

Locations

 MonsterUnlocked atCombat Level
Mad Sewer Fiend.pngMad Sewer Fiend08
Sickening Sewer Fiend.pngSickening Sewer Fiend1628
Gibbering Sewer Fiend.pngGibbering Sewer Fiend5979
Glistening Sewer Fiend.pngGlistening Sewer Fiend110129
Vile Green Sewer Fiend.pngVile Green Sewer Fiend160180
Wicked Sewer Fiend.pngWicked Sewer Fiend218284
Diabolical Sewer Fiend.pngDiabolical Sewer Fiend387452