Every 2 refine rate, MATK + 5.
Every 3 refine rate, MATK + 2%, increases wind and ghost property magical damage by 2%.
Every 4 refine rate, increases Napalm Vulcan Strike damage by 5%.
If refine rate is 7 or higher, increases wind and ghost magical damage by 10%.
If refine rate is 9 or higher, S.MATK + 5.
If refine rate is 11 or higher, reduces fixed casting time by 0.5 seconds.

When equipped with Sky Napalm Sword, increases Napalm Vulcan Strike damage by 35%,
if the sum of refine rate of Sky Rune Crown (Hyper Novice) and Sky Napalm Sword is 24 or higher, and grade of each is A or higher, increases Chain Lightning damage by percentage equal to 2 times the sum of refine rate of set,
when using Napalm Vulcan Strike, auto-cast Chain Lightning level 5.

[Bonus by grade]
[Grade D] S.MATK + 5.
[Grade C] Increases Napalm Vulcan Strike damage by 10%.
[Grade B] Increases magical damage against all size enemies by 10%.
[Grade A] Increases magical damage against all property enemies by 10%.
Class: Headgear Defense: 50
Location: Upper Weight: 0
Armor Level: 2
Required Level: 240
Jobs: Hyper Novice