Calamity of Cinders (Extended Art) [Bloomburrow Commander]

Set: Bloomburrow Commander Type: Sorcery Rarity: Rare Cost: {5}{R}{R} Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)Calamity of Cinders deals 6 damage to each untapped creature.