YGGDRASIL Creator Kit

YGGDRASIL Creator Kit was an item that could change the function of items.

Description
An item that could apparently could customize items.

Appearance
No information on its appearance was given.

Abilities
An example of this item's usage, was that it could modify the functions of a Divine Item, such as the Ring of Ainz Ooal Gown.

Trivia

 * Neither Ainz Ooal Gown nor the Great Tomb of Nazarick’s inventory had any.