Mizzix's Mastery [Mystery Booster] Treefolk counter that spell

counter that spell

where X is half the number of Forests you control

As Hallowed Fountain enters the battlefield

you draw three cards

create a 6/6 red Dragon creature token with flying

Mizzix's Mastery [Mystery Booster] Treefolk counter that spellSet: Mystery Booster Type: Sorcery Rarity: Rare Cost: {3}{R} Exile target card that's an instant or sorcery from your graveyard. For each card exiled this way, copy it, and you may cast the copy without paying its mana cost. Exile Mizzix's Mastery. Overload {5}{R}{R}{R} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.")