Herald of Anguish 108 (Commander: The Brothers' War)

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.

NM - $2.20
LP - $2.20
MP - $2.20
HP - $2.20
DMG - $2.20