mtg snapcaster magemodern masters 2017 Split you may exert it as

you may exert it as it attacks

Set: Visions Type: Creature — Atog Rarity: Rare Cost: {1}{U} {0}: Chronatog gets +3/+3 until end of turn

Set: Morningtide Type: Sorcery Rarity: Rare Cost: {2}{W} Search your library for an enchantment card

except it doesn't copy that creature's color and it has this ability

You gain life equal to the damage prevented this way

mtg snapcaster magemodern masters 2017 Split you may exert it asSet: Modern Masters 2017 Type: Creature Human Wizard Rarity: Mythic Cost: {1}{U} Flash When Snapcaster Mage enters the battlefield, target instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost. (You may cast that card from your graveyard for its flashback cost. Then exile it.)