Bolas's Citadel [War of the Spark Prerelease Promos] Metal[x2] If this card on the

If this card on the field is destroyed by card effect

and then shuffle your Deck

they burrowed

exchange control of Gilded Drake and up to one target creature an opponent controls

Bolas's Citadel [War of the Spark Prerelease Promos] Metal[x2] If this card on theSet: War of the Spark Prerelease Promos Type: Legendary Artifact Rarity: Rare Cost: {3}{B}{B}{B} You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its converted mana cost rather than pay its mana cost. {T}, Sacrifice ten nonland permanents: Each opponent loses 10 life.