The Illimat Syzygy Coin: A bronze challenge coin that when used as an okus has official gameplay properties. The coin uses the Luminary Sun & Initiate Moon illustrations by Carson Ellis from the game Illimat. 

The coin was originally commissioned by Benjamin Franklin to circulate the meeting dates of his local Philadelphia society chapter. Today, Its minted in partnership with the artisans who bring the worlds of The Lord of The Rings, Game of Thrones, Labyrinth, and The Kingkiller Chronicles into the palm of your hands, Shire Post Mint.