Broodcaller Scourge
From Tarkir: Dragonstorm Commander set
Broodcaller Scourge
Creature — Dragon
5/7
Flying
Whenever one or more Dragons you control deal combat damage to a player, you may put a permanent card with mana value less than or equal to that damage from your hand onto the battlefield.
Rulings
- If a card in your hand has in its mana cost, X is 0 for the purpose of determining its mana value.