Persistent Constrictor [Duskmourn: House of Horror Commander] Elder Demon Whenever Scourge of Valkas or

Whenever Scourge of Valkas or another Dragon enters the battlefield under your control

Set: Murders at Karlov Manor Prerelease Promos Type: Land — Mountain Plains Rarity: Rare (T: Add R or W

except it has “When this creature enters the battlefield

(An exerted permanent won't untap during your next untap step

It gains trample until end of turn

Persistent Constrictor [Duskmourn: House of Horror Commander] Elder Demon Whenever Scourge of Valkas orSet: Duskmourn: House of Horror Commander Type: Creature Snake, Zombie Rarity: Rare Cost: {4}{B} At the beginning of each opponent's upkeep, they lose 1 life and you put a 1 1 counter on up to one target creature they control. Persist (When this creature dies, if it had no 1 1 counters on it, return it to the battlefield under its owner's control with a 1 1 counter on it.)