If a card in a player's library has {X} in its mana cost, X is considered to be 0.
Erratic Mutation
You reveal cards and the creature gets +X/-X all while Erratic Mutation is resolving. Nothing can happen in between, and no player can take actions.
Last observed on Scryfall 6 days ago at $0.33, holding the same level over the trailing thirty days. Over the trailing 90 days the price moved between $0.04 and $0.33 across 54 observations — a stable band. Cross-checked across TCGplayer, eBay sold, Cardmarket EU, and Star City.
This printing is one of 3 catalogued treatments from TSR — 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 #67 of *Time Spiral Remastered*, the set that shipped alongside the March 2021 Time Spiral Remastered release.
Card type: Instant, color identity blue, printed at common. Commons fill the bulk of a booster pack's volume. Mana cost: {2}{U} (3 converted).
Legal in Modern, Legacy, Vintage, Commander, and Pauper.
EDHrec ranks this card #28,793 in Commander, putting it in the fringe-play tier of the format's playable pool.
Illustrated by Zoltan Boros & Gabor Szikszai. Rarix catalogs 538 other cards credited to this artist.
Magic: The Gathering · ™ & © Wizards of the Coast · Illus. Zoltan Boros & Gabor Szikszai
Card data via Scryfall. Rarix is fan-made; not endorsed by the rights holders.




































