From the Renegade Mace Quest, introduced in Reign of Terror.
Special Properties: Biting Strike
Damage: 28.5 - 38, Acid Speed Average (40) Uses Mace Skill Bonus to Attack Skill: +14% Bonus to Melee Defense: +14%
Your base Mace must be at least 325 to weild this item
Casts the following spells: Blood Drinker VI, Swift Killer VI, Strength Self VI
Activation Requirements: Arcane Lore: 180 Spellcraft: 300 Mana: 480 Mana Cost: 1 point per 60 seconds.