A cube containing a cube that can upgrade an Ancient Hero's Weapon to an Patent Hero's Weapon.
It contains 1 of 35 types of cubes.

[Obtainable Items]
Oriental Sword Remodeling Cube
Dragonic Slayer Remodeling Cube
Katar of Shiver Remodeling Cube
Blade Katar Remodeling Cube
Barbed Wire Whip Remodeling Cube
Trumpet Shell Remodeling Cube
Narcissus Bow Remodeling Cube
Slate Sword Remodeling Cube
Red Lotus Sword Remodeling Cube
Fatalist Remodeling Cube
Mado Sword Remodeling Cube
Meteor Striker Remodeling Cube
Avenger Remodeling Cube
Chilling Cane Remodeling Cube
Shadow Staff Remodeling Cube
Scarlet Dragon Leather Bow Remodeling Cube
Royal Bow Remodeling Cube
Sain Mace Remodeling Cube
Exorcist's Bible Remodeling Cube
Blue Crystal Staff Remodeling Cube
Iron Staff Remodeling Cube
Light Blade Remodeling Cube
Aquatic Spear Remodeling Cube
Ray Knuckle Remodeling Cube
Iron Nail Remodeling Cube
Meowmeow Foxtail Remodeling Cube
Kiri no Tsuyu Remodeling Cube
Clarity Huuma Shuriken Remodeling Cube
Crimson Rose Remodeling Cube
Master Soul Rifle Remodeling Cube
Golden Lord Launcher Remodeling Cube
The Black Remodeling Cube
Demon Slayer Shot Remodeling Cube
One Sky One Sun Remodeling Cube
Spirit Pendulum Remodeling Cube