Conservator [Beta Edition] Wizards Play Network 2011 the castle's walls mark the

the castle's walls mark the only place on Kamigawa where no kami has ever set foot

Discard a card with mana value X: Counter target spell with mana value X

Set: Ixalan Type: Enchantment Rarity: Rare Cost: {4}{B} Whenever a creature an opponent controls dies

Set: Portal Three Kingdoms Type: Sorcery Rarity: Rare Cost: {3}{U}{U} If target opponent has more cards in hand than you

Set: Alpha Edition Type: Enchantment Rarity: Rare Cost: {2}{R} Whenever a player taps a land for mana

Conservator [Beta Edition] Wizards Play Network 2011 the castle's walls mark theSet: Beta Edition Type: Artifact Rarity: Uncommon Cost: {4} {3}, {T}: Prevent the next 2 damage that would be dealt to you this turn.