Dirtcowl Wurm [Tempest] SV6 Any time you could mulligan

Any time you could mulligan and Serum Powder is in your hand

and the silence of death

Set: Commander Legends: Battle for Baldur's Gate Prerelease Promos Type: Legendary Creature — Devil Noble Rarity: Rare Cost: {3}{B}{R} Flying

the imperfect execution was your fault

Set: Khans of Tarkir Type: Creature — Human Assassin Rarity: Uncommon Cost: {B} Deathtouch

Dirtcowl Wurm [Tempest] SV6 Any time you could mulliganSet: Tempest Type: Creature Wurm Rarity: Rare Cost: {4}{G} Whenever an opponent plays a land, put a +1 +1 counter on Dirtcowl Wurm. Few of Rath's rivers follow a steady course, so many new channels are carved for them.