The control-change effect of Piper of the Swarm's last ability lasts indefinitely. It doesn't wear off during the cleanup step, and it doesn't expire if Piper of the Swarm leaves the battlefield. In a multiplayer game, it does expire if you leave the game.
This printing is one of 3 catalogued treatments from PRM — the lineup includes Foil and Nonfoil alongside the standard finish. Across our catalog the Rarix library tracks every variant in the same family so collectors can compare price, scarcity and demand inside a single lineage.
Card #78862 of *Magic Online Promos*, the promotional run that shipped alongside the October 2019 Magic Online release.
Card type: Creature — Human Warlock, color identity black, printed at rare. Rares occupy the bottom-of-pack rare slot in standard boosters. Mana cost: {1}{B} (2 converted).
Legal across the major constructed formats — Modern, Legacy, Vintage, and Commander — plus Standard rotation play.
EDHrec ranks this card #2,868 in Commander, putting it in the niche-pick tier of the format's playable pool.
Illustrated by Jesper Ejsing. Rarix catalogs 1,060 other cards credited to this artist.
Magic: The Gathering · ™ & © Wizards of the Coast · Illus. Jesper Ejsing
Card data via Scryfall. Rarix is fan-made; not endorsed by the rights holders.
