Every 3 refine rate, ATK + 4%. Every 4 refine rate, increases Servant Weapon and Hack and Slasher damage by 5%. If refine rate is 7 or higher, increases melee physical damage by 10%. If refine rate is 9 or higher, P.ATK + 7, increases physical damage against all race monsters (except players) by 15%. If refine rate is 12 or higher, CRI + 15, increases critical damage by 15%. _ When equipped with Frontier Dragon Sword, if the sum of refine rate of Frontier Rune Crown and the weapon is 24 or higher, and grade of each is A or higher, reduces skill cooldown of Hack and Slasher by 0.2 seconds, when using Hack and Slasher or Servant Weapon - Phantom, auto-cast an additional attack corresponding to Servant Weapon level 4 (auto-cast when Servant Weapon is learned at level 4 or higher). _ [Bonus by grade] [Grade D] P.ATK + 5. [Grade C] MaxHP + 5%, MaxSP + 5%. [Grade B] Increases melee physical damage by 10%. [Grade A] Increases physical damage against all size enemies by 15%. Class: Headgear Defense: 60 Location: Upper Weight: 100 Armor Level: 2 Required Level: 265 Jobs: Dragon Knight