This item is acquired in-game. See its sources below.
Your melee attacks and abilities have a chance to befoul the blood of your enemy dealing Nature damage over 10 sec. Additional injections overlap. If a target dies while afflicted with your Befouled Blood, siphon the remaining poison back into the blade granting your next melee abilities additional Nature damage.
Spell effects bound to this item, from first-party game data.
Befouler's Syringe is not traded on the Auction House, so it has no live market price. Its first-party game data (identity, effects and sources) is read from the official World of Warcraft client build.
In the Appearances collection, Befouler's Syringe is listed as World Drop. Appearance ID: 84774. 1 other item wears the same appearance:
Read from the World of Warcraft client build files.
In their in-game specialization descriptions, these specs name polearms among their preferred weapons:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
TheWoWDB