Ancient Hero / Patent / Hero-LT Weapon Reform
To convert an Ancient Hero Weapon into their Patent equivalent you need a 
Patent Ancient Hero's Cube (100753) which is dropped from Nameless Swordsman MVP in Bioresearch Laboratory.
| Ancient Hero Example | |||
| Base Item | Materials | Refine Change | Result Item |
+7~+20  Royal Bow [2] (18164)
|
Patent Ancient Hero's Cube (100753)
|
-2 |  Patent Royal Bow [2] (700018)
|