City in a Bottle [Arabian Nights] SH10 When Knowledge Vault leaves the

When Knowledge Vault leaves the battlefield

Urza always put Tocasia's lessons on resource-gathering to effective use

sacrifice it unless you pay its echo cost

Set: Sun & Moon: Unbroken Bonds Type: Supporter Rarity: Promo

Set: XY: Ancient Origins Type: Dragon Rarity: Ultra Rare Retreat cost: Colorless

City in a Bottle [Arabian Nights] SH10 When Knowledge Vault leaves theSet: Arabian Nights Type: Artifact Rarity: Rare Cost: {2} Whenever one or more other nontoken permanents with a name originally printed in the Arabian Nights expansion are on the battlefield, their controllers sacrifice them. Players can't cast spells or play lands with a name originally printed in the Arabian Nights expansion.