you may pay {r} to prevent 1 of that damage
Set: Promo Finish: Rainbow Foil Type: Hero Subtype: Young Rarity: Promo Class: Runeblade Life: 20 Intellect: 4 Whenever you play a Runeblade card
Set: Ultimate Box Topper Type: Legendary Creature — Eldrazi Rarity: Mythic Cost: {15} This spell can't be countered
Set: Mystery Booster Type: Legendary Creature — Sliver Rarity: Mythic Cost: {W}{U}{B}{R}{G} Sliver creatures you control have indestructible
Set: Kaladesh Inventions Type: Artifact Creature — Phyrexian Wurm Rarity: Mythic Cost: {6} Deathtouch
Toothy, Imaginary Friend (Borderless) [Secret Lair Drop Series] Illusionist Draconic you may pay {r} toSet: Secret Lair Drop Series Type: Legendary Creature Illusion Rarity: Rare Cost: {3}{U} Partner with Pir, Imaginative Rascal (When this creature enters the battlefield, target player may put Pir into their hand from their library, then shuffle.) Whenever you draw a card, put a +1 +1 counter on Toothy, Imaginary Friend. When Toothy leaves the battlefield, draw a card for each +1 +1 counter on it. Go ahead, tell it that it isn't real.