Buy price: 946 g 16 s 87 cSell price: 189 g 23 s 37 c
Equip: Your attacks have a very high chance to contaminate your target with industrial runoff up to the maximum stack count times, dealing a role-adjusted value of Shadow damage per stack every X sec until their demise.
Dropped by: Mug'Zee, Heads of Security — Liberation of Undermine