Grand Inquisitor's Helm

Location: Murry's Shop - Citadel
Price: 150,000 Gold
Sellback: 37,500 Gold
Rarity: Unknown Weird Rarity
Description: The grand Inquisitor is defeated and his helm is your proof.
Notes:
- Inscription on the collar translates to "MM".
- Also see:

Thanks to Arrakis and orsus.