Color: Black Card Text: Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Flying At the beginning of your end step , each opponent discards a card. {1}{B} Sacrifice an artifact: Target creature gets -2/-2 until end of turn. Rarity: M Cost: 5BB Pow/Tgh: 5/5 Card Type: Creature - Demon Artist: David Astruga Name: Herald of Anguish Finish: Regular Card Number: 108 Set Name: Commander: The Brothers' War