Oath of Teferi [Dominaria Prerelease Promos] Magic Player Rewards 2009 Set: Mercadian Masques Type: Instant

Set: Mercadian Masques Type: Instant Rarity: Rare Cost: {3}{U}{U} You may exile a blue card from your hand rather than pay this spell's mana cost

you may attach it to target creature you control

that player chooses target player whose graveyard has fewer creature cards in it than their graveyard does and is their opponent

At the beginning of the end step

Oath of Teferi [Dominaria Prerelease Promos] Magic Player Rewards 2009 Set: Mercadian Masques Type: InstantSet: Dominaria Prerelease Promos Type: Legendary Enchantment Rarity: 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."