source: Polymorph NAME_END -1 ATK_END -1 DEF_END 4 COST_END -1 DUR_END Spell TYPE_END Mage PLAYER_CLS_END NIL RACE_END Free RARITY_END Transform a minion into a 1/1 Sheep.
target: class Polymorph(SpellCard):§    def __init__(self):§        super().__init__("Polymorph", 4, CHARACTER_CLASS.MAGE, CARD_RARITY.FREE, target_func=hearthbreaker.targeting.find_minion_spell_target)§§    def use(self, player, game):§        super().use(player, game)§        from hearthbreaker.cards.minions.mage import Sheep§        sheep = Sheep()§        minion = sheep.create_minion(None)§        minion.card = sheep§        self.target.replace(minion)§