The Eternal Kingdom is a Grand Archive card. Compare listings from Singapore Grand Archive sellers on CardJio, then jio them on WhatsApp.
Type
Unique / Domain
Subtype
Guardian / Castle
Class
Guardian
Element
Norm
Reserve cost
4
Card Text
[Class Bonus] Domains you control have reservable. (While paying for a reserve cost, you may rest an object with reservable to pay for 1 of that cost.)
Upkeep — At the beginning of your recollection phase, you may pay (2). If you don't, sacrifice The Eternal Kingdom.