Skip to content

Free tracked postage on orders over $75 · $2.50 letter post on small ordersPostage details

Card Critter
Quandrix, the Proof, Secrets of Strixhaven 218

MTG single

Quandrix, the Proof

4 generic manaGreenBlueLegendary Creature — Elder Dragon

Flying, trample Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.) Instant and sorcery spells you cast from your hand have cascade.

Not in stock yet

We list a single only once it’s graded and scanned front and back.

Notify me when it comes in

We’ll email you once when Quandrix, the Proof is back in stock. No newsletter, no spam.

Protected by hCaptcha: Privacy & Terms.

Got one to sell? See what we pay

Every printing of Quandrix, the Proof

3 printings · none in stock right now

  • Quandrix, the Proof, Secrets of Strixhaven 218

    Secrets of Strixhaven

    218 · mythic · 2026

  • Quandrix, the Proof, Secrets of Strixhaven 286

    Secrets of Strixhaven

    286 · mythic · 2026

  • Quandrix, the Proof, Secrets of Strixhaven Promos 218p

    Secrets of Strixhaven Promos

    218p · mythic · 2026

How your card arrives

  • One card, one sleeveEvery card goes in its own penny sleeve and toploader. Never two to a sleeve.
  • Graded under a loupeCorners, edges, surface and centring checked, then scanned front and back. What you see is what goes in the toploader.
  • Posted next business day$2.50 letter post on small orders, and free tracked postage over $75.

How we grade·Postage and packing

More MTG singles

Shop all →