Chance On-hit: Your attacks have a 5-10% chance to apply Poison. Each stack deals [10% Weapon Damage] Magic Damage per second over 5 seconds. Can stack up to 10 tomes.

The Acid sting Knuckle is a deadly hand-to-hand combat tool, incorporating a venomous twist into its design. Infused with toxic compounds, the knuckle delivers a potential effect upon contact.