Snapcaster Mage [Modern Masters 2017] League Tokens 2015 {T}: Counter target activated ability

{T}: Counter target activated ability from an artifact source unless that ability's controller pays {W}

When Mulldrifter enters the battlefield

put it into your graveyard and each player returns all creature cards from their graveyard to the battlefield

Set: Prophecy Type: Creature — Avatar Rarity: Rare Cost: {6}{B}{B} If there are ten or more creature cards total in all graveyards

(They can block and be blocked only by creatures with shadow

Snapcaster Mage [Modern Masters 2017] League Tokens 2015 {T}: Counter target activated abilitySet: 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.)