Oath of Teferi [Dominaria Promos] Ixalan Treasure Chest Set: Unlimited Edition Type: Artifact

Set: Unlimited Edition Type: Artifact Rare Cost: {4} Red creatures get +1/+1

destroy target land

(You don't lose the game due to having 0 or less life or drawing from an empty library

{0}: Sacrifice Knowledge Vault

White Cliffs of Dover

Oath of Teferi [Dominaria Promos] Ixalan Treasure Chest Set: Unlimited Edition Type: ArtifactSet: Dominaria Promos Type: Legendary Enchantment Rare Cost: {3}{W}{U} When Oath of Teferi enters the battlefield, exile another target permanent you control. Return it to the battlefield under its owner's control at the beginning of the next end step. You may activate the loyalty abilities of planeswalkers you control twice each turn rather than only once. "For the lost and forgotten, I will keep watch."