Unlocked by

• Ravaging Dredge Bloodletter
• Rejuvenating Dredge Bloodletter
• Honed Dredge Bloodletter
• Strong Dredge Bloodletter
• Vigorous Dredge Bloodletter
• Hearty Dredge Bloodletter
• Summit Knife (PvP)
• Hunter's Dredge Bloodletter