Another Fake Silver Key (MP02-041 SR) [Masterpiece Collection 02 "Fates Reunited!"]

You may have any number of copies of this card in your deck. [Reunited] "Umr at-Tawil, Master of 1000 Keys" or "Yog-Sothoth, the Chaos of 1000 Doors" - Calling a magic stone does not cause J/rulers you control to rest. - You pay B or 1 less to play water Priest spells or darkness Priest spells. - UB, pay 900 life: Put target Priest card from your graveyard into the field. - RUB, banish two entities with "Silver Key" in their name: Draw two cards. [Enter] Each other player discards a card. You may discard a card. B, pay 500 life: Heal an astral ruler you control.