If a card in a player's library has {X} in its mana cost, X is considered to be 0.
Treasure Keeper
If a spell has {X} in its mana cost, you must choose 0 as the value of X when casting it without paying its mana cost.
If you don't cast the nonland card with mana value 3 or less, it'll be put on the bottom of your library in a random order with the other cards.
This printing is one of 2 catalogued treatments from J21 — the lineup includes 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 #758 of *Jumpstart: Historic Horizons*, the set that shipped alongside the August 2021 Jumpstart: Historic Horizons 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 #10,364 in Commander, putting it in the fringe-play tier of the format's playable pool.
Illustrated by James Paick. Rarix catalogs 505 other cards credited to this artist.
Magic: The Gathering · ™ & © Wizards of the Coast · Illus. James Paick
Card data via Scryfall. Rarix is fan-made; not endorsed by the rights holders.




































