An ability whose cost is simply {0} can be activated as many times as you'd like. Each activation causes Crackdown Construct's ability to trigger.
Crackdown Construct
Crackdown Construct's ability doesn't trigger if you activate an ability of an artifact or creature card not on the battlefield.
An activated mana ability is one that could add mana as it resolves, doesn't have a target, and isn't a loyalty ability.
Last observed on Scryfall 2 months ago at $0.21. Over the trailing 90 days the price moved between $0.03 and $0.22 across 49 observations. Cross-checked across TCGplayer, eBay sold, Cardmarket EU, and Star City.
This printing is one of 3 catalogued treatments from AER — 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 #148 of *Aether Revolt*, the set that shipped alongside the January 2017 Aether Revolt release.
Card type: Artifact Creature — Construct, printed at uncommon. Uncommons fill the middle-tier slots in a standard booster configuration. Mana cost: {4} (4 converted).
Legal across the major constructed formats — Modern, Legacy, Vintage, and Commander — plus Standard rotation play.
EDHrec ranks this card #14,617 in Commander, putting it in the fringe-play tier of the format's playable pool.
Illustrated by Johannes Voss. Rarix catalogs 469 other cards credited to this artist.
Magic: The Gathering · ™ & © Wizards of the Coast · Illus. Johannes Voss
Card data via Scryfall. Rarix is fan-made; not endorsed by the rights holders.




































