Vance's Blasting Cannons

Texto de reglas

At the beginning of your upkeep, exile the top card of your library. If it's a nonland card, you may cast that card this turn. Whenever you cast your third spell in a turn, you may transform Vance's Blasting Cannons. // Spitfire Bastion (Transforms from Vance's Blasting Cannons.) T: Add R to your mana pool. 2R, T: Spitfire Bastion deals 3 damage to target creature or player.