How much does Quantum Riddler (Borderless) 305 cost?

The cheapest live price for Quantum Riddler (305) is currently US$39.90 across 38 stores in the United States, and TCGplayer's market price is US$44.28; every other market we cover is compared on this page too. Prices are read once a day.

What set is Quantum Riddler from?

Quantum Riddler is card 305 from Edge of Eternities (EOE) in Magic: The Gathering. It is a mythic rare Blue creature.

Where can I buy Quantum Riddler?

Compare every store selling Quantum Riddler across the US, Australia, the UK, Singapore, Canada and the EU on this page, then buy from whichever seller offers the lowest total including postage. MTG Compare links straight through to each store.

Are there other printings of Quantum Riddler?

Yes. MTG Compare tracks 1 other printing of 305 (borderless, showcase, extended-art, reprint or promo versions), each a distinct TCGplayer product trading at its own price. They are listed further down this page.

Is the Borderless printing of Quantum Riddler worth it?

On TCGplayer the Borderless printing of Quantum Riddler is US$44.28, against US$33.37 for the standard print, a US$10.91 premium. Whether that is worth it depends on whether you want a copy to play with or one to collect; both are tracked separately here.

Quantum Riddler (Borderless) from Edge of Eternities (EOE) #305, Magic: The Gathering card

Card text

Flying

When this creature enters, draw a card.

As long as you have one or fewer cards in hand, if you would draw one or more cards, you draw that many cards plus one instead.

Warp {1}{U}

BlueMythic RareCreatureBorderless

Quantum RiddlerBorderless

Name: Quantum Riddler (Borderless) 305
Brand: Magic: The Gathering
SKU: 641757
Availability: InStock

Creature — Sphinx

Edge of Eternities (EOE) · 305

Non-foilUS$44.28 FoilUS$56.04

Buy on TCGplayer →Buy on eBay →

Cheapest

US$39.90

at Mindgames and Magic · postage at checkout

Buy →

Colour identityBlue

Cheapest · the United States

US$39.90

In stock at · US

39 stores

20 stores in other markets

Mana cost

{3}{U}{U}

Power / toughness

4/6

Cheapest first by item price; postage is added at each store's checkout. How we compare prices →

Price comparison (39) · the United States

oldest listing 10h ago

1
Mindgames and MagicCheapest
LPIn stockpostage at checkout5% under the cheapest NM hereupdated 9h ago
US$39.90View deal →→
2
TCGplayer
lowest listingIn stockpostage at checkoutupdated 8h agoPaid link
US$40.00Buy on TCGplayer →→
3
Astral Comics & Games
LPIn stockpostage at checkoutsame price as the cheapest NM hereupdated 9h ago
US$42.10View deal →→
4
Gear Gaming Bentonville
NMIn stockpostage at checkoutupdated 9h ago
US$42.10View deal →→
5
Eternal Games Chesterfield
LPIn stockpostage at checkoutcosts more than the cheapest NM hereupdated 9h ago
US$43.00View deal →→
6
Game & Company
NMIn stockpostage at checkoutupdated 10h ago
US$44.25View deal →→
7
Gravitas Games
NMIn stockpostage at checkoutupdated 9h ago
US$44.25View deal →→
8
Animal House Cards
NMIn stockpostage at checkoutupdated 9h ago
US$44.25View deal →→
9
Sealed Relics
NMIn stockpostage at checkoutupdated 9h ago
US$44.25View deal →→
10
Super Heroes Comics Cards and Games
NMIn stockpostage at checkoutupdated 9h ago
US$44.25View deal →→
11
Unsettled Geeks
NMIn stockpostage at checkoutupdated 9h ago
US$44.30View deal →→
12
Tabletop Gaming Center
NMIn stockpostage at checkoutupdated 9h ago
US$44.30View deal →→
13
L.T.'s Hobbies & Games
NMIn stockpostage at checkoutupdated 9h ago
US$44.30View deal →→
14
Castle Game Shoppe
NMIn stockpostage at checkoutupdated 9h ago
US$44.30View deal →→
15
Gear Gaming Fayetteville
NMIn stockpostage at checkoutupdated 9h ago
US$44.30View deal →→
16
ProSoul Games
NMIn stockpostage at checkoutupdated 9h ago
US$44.30View deal →→
17
Game Grid Idaho Falls
NMIn stockpostage at checkoutupdated 8h ago
US$44.30View deal →→
18
Deals N Dragons
LPIn stockpostage at checkoutcosts more than the cheapest NM hereupdated 9h ago
US$44.50View deal →→
19
Smoke and Mirrors Hobby
NMIn stockpostage at checkoutupdated 9h ago
US$44.60View deal →→
20
Kobold's Keep
NMIn stockpostage at checkoutupdated 10h ago
US$44.99View deal →→
21
Spanky's Card Shop
NMIn stockpostage at checkoutupdated 9h ago
US$45.00View deal →→
22
Dynamic Card Collectors
NMIn stockpostage at checkoutupdated 9h ago
US$45.00View deal →→
23
Forgotten Path Games
LPIn stockpostage at checkoutcosts more than the cheapest NM hereupdated 9h ago
US$46.50View deal →→
24
Misty Mountain Games
NMIn stockpostage at checkoutupdated 10h ago
US$47.25View deal →→
25
Eclipse Cards & Hobby
NMIn stockpostage at checkoutupdated 9h ago
US$47.40View deal →→
26
Phat Catz Gaming
NMIn stockpostage at checkoutupdated 9h ago
US$47.45View deal →→
27
Stomping Grounds TCG
LPIn stockpostage at checkoutcosts more than the cheapest NM hereupdated 10h ago
US$47.50View deal →→
28
Glacier Games
NMIn stockpostage at checkoutupdated 9h ago
US$47.90View deal →→
29
Game Grid Lehi
NMIn stockpostage at checkoutupdated 9h ago
US$47.90View deal →→
30
Gamers Grove
NMIn stockpostage at checkoutupdated 8h ago
US$47.90View deal →→
31
Mystery MTG
NMIn stockpostage at checkoutupdated 10h ago
US$48.00View deal →→
32
Gamer's Gauntlet
NMIn stockpostage at checkoutupdated 9h ago
US$48.00View deal →→
33
Clockwork Games & Events
NMIn stockpostage at checkoutupdated 9h ago
US$48.00View deal →→
34
Black Dragon Games
NMIn stockpostage at checkoutupdated 9h ago
US$48.75View deal →→
35
Gamers Paradise
NMIn stockpostage at checkoutupdated 9h ago
US$50.50View deal →→
36
Triad Cards and Gaming
NMIn stockpostage at checkoutupdated 9h ago
US$51.49View deal →→
37
Vault Game Store
NMIn stockpostage at checkoutupdated 9h ago
US$52.10View deal →→
38
Accidentally Cool Games
NMIn stockpostage at checkoutupdated 9h ago
US$53.60View deal →→
39
Stupid Geeks
LPIn stockpostage at checkoutcosts more than the cheapest NM hereupdated 9h ago
US$53.99View deal →→

10 out-of-stock stores

Stores we have seen stock this card. A sold-out store is checked again at every import.

Most Excellent Gaminglast seen 8h ago · US$23.25Check →
Mythic Forge Gaminglast seen 8h ago · US$26.60Check →
E4 Cards & Morelast seen 9h ago · US$44.00Check →
Boardwalk Gameslast seen 9h ago · US$46.70Check →
Gaming Giantlast seen 9h ago · US$31.00Check →
Game Realmlast seen 9h ago · US$22.25Check →
Games Kinglast seen 9h ago · US$22.20Check →
Fei's Gameslast seen 10h ago · US$26.55Check →
Evolution Gameslast seen 10h ago · US$26.99Check →
Card x Cardslast seen 10h ago · US$32.75Check →

Prices are collected from public store listings and may change. How we compare prices

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TCGplayer market pricereference

US$44.28

What this has recently sold for on TCGplayer — a reference value, not a listing.

Affiliate link: as a TCGplayer affiliate, MTG Compare earns from qualifying purchases.

Check on TCGplayer →

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Card text

Flying

When this creature enters, draw a card.

As long as you have one or fewer cards in hand, if you would draw one or more cards, you draw that many cards plus one instead.

Warp {1}{U}

Format legality

StandardLegal
PioneerLegal
ModernLegal
LegacyLegal
VintageLegal
CommanderLegal
PauperNot legal
BrawlLegal
OathbreakerLegal
HistoricLegal
TimelessLegal
AlchemyLegal

Price history (USD · lowest price)

TCGplayer market shown in USD at an indicative rate

Now US$44.28Low US$43.54High US$44.91▲ 1.7%

Cheapest US listingTCGplayer market (converted)

About Quantum Riddler

This page covers the borderless printing of Quantum Riddler (305), a Blue Creature — Sphinx from Edge of Eternities (EOE). It is printed at Mythic Rare rarity. The one keyword in its text is Flying. It is legal in Standard, Pioneer, Modern and Legacy and 7 more formats.

305 exists in 2 printings on TCGplayer, and each is priced as its own product. At US$44.28 on TCGplayer this Borderless print is 1.3x the standard print at US$33.37. For reference the other printings read Standard US$33.37 on TCGplayer.

The cheapest listing we track in the United States is US$39.90, 10% below TCGplayer's US$44.28 market price. 39 stores have it in stock, and the next-cheapest listing is US$40.00, only 0% more, so postage will decide the order.

The United States is the cheapest of the 5 markets that have it, and the United Kingdom is dearest at about 43% more once converted. In each market's own currency the cheapest listings read US$39.90 in the United States, C$61.50 in Canada, A$70.00 in Australia, S$74.80 in Singapore and £45.01 in the United Kingdom. Conversions use indicative exchange rates, and postage, duty and import tax are not included, so a cheaper market elsewhere is a fact about listings and not a reason to import.

The market price moved +0.1% over the last 7 days; there is not yet a 30-day window to set that against. It is trading at its 90-day high of US$44.91.

Edge of Eternities is a main expansion, released August 2025. Quantum Riddler has 2 other cards in the database, listed further down the page.

Flying When this creature enters, draw a card. As long as you have one or fewer cards in hand, if you would draw one or more cards, you draw that many cards plus one instead. Warp {1}{U}

[Flying]

More Creature cards →More Mythic Rare cards →More Borderless cards →More Blue cards →

Frequently asked questions

How much does Quantum Riddler (Borderless) 305 cost?: The cheapest live price for Quantum Riddler (305) is currently US$39.90 across 38 stores in the United States, and TCGplayer's market price is US$44.28; every other market we cover is compared on this page too. Prices are read once a day.
How much is Quantum Riddler in other currencies?: US$39.90 in the United States, C$61.50 in Canada, A$70.00 in Australia, S$74.80 in Singapore and £45.01 in the United Kingdom. Each is a real listing in the currency its seller bills in.
What set is Quantum Riddler from?: Quantum Riddler is card 305 from Edge of Eternities (EOE) in Magic: The Gathering. It is a mythic rare Blue creature.
Where can I buy Quantum Riddler?: Compare every store selling Quantum Riddler across the US, Australia, the UK, Singapore, Canada and the EU on this page, then buy from whichever seller offers the lowest total including postage. MTG Compare links straight through to each store.
Are there other printings of Quantum Riddler?: Yes. MTG Compare tracks 1 other printing of 305 (borderless, showcase, extended-art, reprint or promo versions), each a distinct TCGplayer product trading at its own price. They are listed further down this page.
Is the Borderless printing of Quantum Riddler worth it?: On TCGplayer the Borderless printing of Quantum Riddler is US$44.28, against US$33.37 for the standard print, a US$10.91 premium. Whether that is worth it depends on whether you want a copy to play with or one to collect; both are tracked separately here.

Quantum Riddler price by market

Quantum Riddler is cheapest in the United States at US$39.90 and dearest in the United Kingdom at £45.01 (≈ US$56.97), a 43% spread across the 5 markets stocking it. Each seller bills in its own currency; converted figures are indicative only.

Market	Cheapest	≈ USD	Stores
United StatesCheapestYour market	US$39.90postage at checkout	—	39
Canada	C$61.50postage at checkout ≈ US$44.89	US$44.89	10
Australia	A$70.00postage at checkout ≈ US$46.67	US$46.67	6
Singapore	S$74.80postage at checkout ≈ US$55.41	US$55.41	1
United Kingdom	£45.01postage at checkout ≈ US$56.97	US$56.97	3

Prices are live listings in each market, in the currency that seller charges. The “≈ USD” column is an indicative conversion for comparison only: not a quote, and not what you'll be billed. Stores generally ship within their own market, and international postage, duty and import tax aren't included, so a cheaper market elsewhere isn't necessarily cheaper to get delivered to you.

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Card details

Card number: 305
Set: Edge of Eternities (EOE)
Set type: Expansion
Released: 1 August 2025
Rarity: Mythic Rare (M)
Printing: Borderless
Type line: Creature — Sphinx
Colour: Blue
Colour identity: Blue
Mana cost: {3}{U}{U}
Power / toughness: 4/6
Finish: Non-foil

TCGplayer listing: Quantum Riddler

Also available on eBay

Live listings, including used and international sellers: a useful cross-check on the store prices above, and often the only source for older printings. Graded slabs get their own tab, so they never distort the raw price. eBay prices are sellers' asking prices and are never ranked with the stores.

ebayBuy Quantum Riddler (Borderless) 305 on eBaySearch new, used & graded listings on eBay.Shop on eBay →

As an eBay Partner Network affiliate, MTG Compare earns from qualifying purchases.

Affiliate link: as an eBay Partner Network affiliate, MTG Compare earns from qualifying purchases — at no extra cost to you.