Highland Savage Armet

Locations:

• 8-Bit Battleon
• Battleon

Price: N/A (Reward from the 'Open Treasure Chests!' quest)
Sellback: 0 AC (Cannot be sold)
Rarity: Epic Rarity
Description: This conqueror's helmet will protect you from invader's arrows and the thickest of iron swords.

Thanks to Tendou no Mazo.