![Herald of Anguish [Aether Revolt Promos]](http://www.thegamechamber.com/cdn/shop/products/ad6f6990-369c-4cc2-8c74-bb9831e6cf99_800x.jpg?v=1591352914)
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| Set: | Aether Revolt Promos |
| Type: | Creature — Demon |
| Cost: | {5}{B}{B} |
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.
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