This pitch-black, viscous oil leaves a deep violet film on surfaces it has contact with. The oil can coat one slashing or piercing weapon or up to 5 pieces of slashing or piercing ammunition. Applying the oil takes 1 minute. For 1 hour, the coated item deals an extra 1d6 damage of the weapon's type to Aberrations.

Notes: Damage: Slashing, Damage: Piercing, Damage, Combat, Consumable, Bane