Silent Gravestone [Rivals of Ixalan Prerelease Promos] Shapeshifter if an opponent controls three

if an opponent controls three or more creatures

or sent from the field to the GY: You can add 1 "Thunder Dragon" card from your Deck to your hand

Set: Rise of the Eldrazi Type: Creature — Angel Rarity: Rare Cost: {4}{W}{W} Flying

and inscrutable as Esper itself

Set: Legendary Collection 3: Yugi's World Card type: Effect Monster Rarity: Common Attack: 1200 Defense: 900 During your Standby Phase

Silent Gravestone [Rivals of Ixalan Prerelease Promos] Shapeshifter if an opponent controls threeSet: Rivals of Ixalan Prerelease Promos Type: Artifact Rarity: Rare Cost: {1} Cards in graveyards can't be the targets of spells or abilities. {4}, {T}: Exile Silent Gravestone and all cards from all graveyards. Draw a card. Made to ward off the Grim Captain and silence the lure of undeath.