Oath of Teferi [Dominaria Promos] San Diego Comic-Con 2013 Hellfire deals X plus 3

Hellfire deals X plus 3 damage to you

you draw a card and that opponent discards a card

but her freedom came at a price—him

Note the number and kind of counters that were on that creature

Duplicant has the power

Oath of Teferi [Dominaria Promos] San Diego Comic-Con 2013 Hellfire deals X plus 3Set: 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."