Your search for "Powerstone Fracture 112" revealed the following:
Powerstone Fracture (Foil) (BRO) from The Brothers' War, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Campbell White Card Text:As an additional cost to cast this spell, sacrifice an artifact or creature.Destroy target creature or planeswalker.
Powerstone Fracture (BRO) from The Brothers' War, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Campbell White Card Text:As an additional cost to cast this spell, sacrifice an artifact or creature.Destroy target creature or planeswalker.