Quantum Riddler Edge of Eternities #305 (Foil)
Quantum Riddler is a Mythic Magic: The Gathering card from Edge of Eternities (#305), illustrated by Cacho Rubione. Its current blended market value is $51.10 ungraded. Prices update from real market data.
We don't have a graded price for this card yet — there aren't enough verified graded sales to publish one we'd trust. A grade only appears here once enough real sold results back it. See the raw (ungraded) estimate above in the meantime.
What this price is based on
Medium confidence5 sales in 90 days — enough for a guide, not a guarantee.
Recent Raw sales
- Jul 21, 2026eBay — Quantum Riddler (Borderless) Edge of Eternities Foil 305$57.71
- Jul 11, 2026eBay — MTG Magic the Gathering Quantum Riddler (305/426) Edge of Eternities LP FOILLP$54.95
- Jun 22, 2026eBay — Quantum Riddler (Borderless) Edge of Eternities Foil 305$59.99
- Jun 6, 2026eBay — Quantum Riddler (Borderless) (Foil) Edge of Eternities Mythic tcg #305$65.00
- May 25, 2026eBay — Quantum Riddler (Borderless) #305 (Foil) (NM) Edge of Eternities EOE Magic MTGNM$61.99
- May 21, 2026eBay — Quantum Riddler (Borderless) Foil #305 Edge of Eternities Magic The Gathering NMNM$67.99
From 6 completed sales recorded between May 21, 2026 and Jul 21, 2026. Sold prices only — asking prices are never counted.
Grade it or not
Not enough graded evidence yet — 0 graded sales recorded.
✨ Is it worth it?
An AI market read of this card — value, momentum, grading economics, liquidity. It lays out the data; you decide.
Price history · raw near-mint
Card details
- Number
- #305
- Rarity
- Mythic
- Illustrator
- Cacho Rubione
- Colour
- Blue
More from Edge of Eternities
Where to buy & check prices
Frequently asked questions
How much is Quantum Riddler worth?
Quantum Riddler (Edge of Eternities #305) is worth around $51.10 ungraded, based on live Magic: The Gathering market data.
Where can I buy Quantum Riddler?
You can buy Quantum Riddler on TCGplayer, Cardmarket and eBay — see the live listings on this page. Always compare against the blended market value first.
What rarity is Quantum Riddler?
Quantum Riddler is a Mythic Magic: The Gathering card from the Edge of Eternities set, illustrated by Cacho Rubione.
Cite & embed this card
Free to use with attribution to CardTrack.
Quantum Riddler (Edge of Eternities #305) — Magic: The Gathering market value $51.10. Source: CardTrack, https://cardtrack.com/magic/card/edge-of-eternities/quantum-riddler-305<iframe src="https://cardtrack.com/embed/card?id=EOE-305" width="100%" height="160" style="border:0;max-width:460px" title="Quantum Riddler price — CardTrack" loading="lazy"></iframe>
<p style="font:12px system-ui">Source: <a href="https://cardtrack.com">CardTrack</a></p>