Crippling fear precedes it. A foul stench accompanies it. Death follows in its wake.

Duskmourn: House of Horror Commander

Doomwake Giant

Constellation — Whenever Doomwake Giant or another enchantment you control enters, creatures your opponents control get -1/-1 until end of turn.

Commander Masters

Constellation — Whenever Doomwake Giant or another enchantment enters the battlefield under your control, creatures your opponents control get -1/-1 until end of turn.