Time Vault [30th Anniversary Edition] 231 Set: Amonkhet Prerelease Promos Type:

Set: Amonkhet Prerelease Promos Type: Creature — Naga Cleric Rarity: Mythic Cost: {3}{G} You may look at the top card of your library any time

Set: Urza's Destiny Type: Enchantment Rarity: Rare Cost: {1}{R}{R} Whenever a creature is dealt damage

The purpose of any moat is to impede attack

and he survived a full day after that

Time Vault [30th Anniversary Edition] 231 Set: Amonkhet Prerelease Promos Type:Set: 30th Anniversary Edition Type: Artifact Rarity: Rare Cost: {2} Time Vault enters the battlefield tapped. Time Vault doesn't untap during your untap step. If you would begin your turn while Time Vault is tapped, you may skip that turn instead. If you do, untap Time Vault. {T}: Take an extra turn after this one.