Riddle Sphinx (Foil) Beta Elite Sorcery card — value and price

Riddle Sphinx (Foil)

Beta · Elite
Sorcery sor:523479 TCGplayer (daily snapshot, 2026-07-26)
Fair market value
$6.26
Consensus of 1 market price guide. Typical $5.35 – $7.20.
→ 1% · 37d
Sources: TCGplayer (daily snapshot, 2026-07-26) · Near Mint, raw
Optimal buy
$5.78
Never pay above $6.05
Optimal sell
$6.61
Never sell below $6.36
Buy this card · aim to pay under $6.05
Find on eBay → TCGplayer → Buy on Amazon → Graded (PSA 10) →

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Selling this card
Optimal sell $6.61 · never below $6.36. Value your copy for the live net-after-fees calculator.
Where to sell
eBay~13.25% + $0.30Largest audience; on any listing use “Sell one like this” to prefill yours.TCGplayer~10–11%Best for singles; buyers expect competitive, data-driven pricing.Whatnot~8% + paymentLive-auction app; strong for breaks, lots, and fast sales.
Shipping & protection supplies
Low value — a sleeve in a plain/bubble mailer is plenty; tracking optional under ~$20.
Penny sleevesBubble mailers
Related cards
Riddle Sphinx (Foil) cardRiddle Sphinx (Foil)Alpha$53.13Infiltrate cardInfiltrateBeta$6.28Pact with the Devil cardPact with the DevilBeta$6.21Ultimate Horror cardUltimate HorrorBeta$6.39Shield Maidens (Foil) cardShield Maidens (Foil)Beta$6.14Cerberus in Chains cardCerberus in ChainsBeta$6.44
All Riddle Sphinx (Foil) printings →More Beta →
Common questions
How much is Riddle Sphinx (Foil) worth?

Riddle Sphinx (Foil) from Beta has a fair market value of about $6.26 (Near Mint, raw), based on a consensus of current market price guides.

What is the best price to sell Riddle Sphinx (Foil)?

List around $6.61 to clear without leaving money on the table; that nets about $4.35 after fees and shipping.

What should I pay to buy Riddle Sphinx (Foil)?

A disciplined buy target is about $5.78 — a discount to fair value that keeps an edge. Aim not to pay above $6.05.

Where can I buy Riddle Sphinx (Foil)?

Riddle Sphinx (Foil) is sold on eBay, TCGplayer, and Amazon. Compare live listings against the fair value of $6.26 and aim to pay under $6.05 — SplitShot links you straight to current listings at each marketplace.

Is now a good time to buy Riddle Sphinx (Foil)?

Riddle Sphinx (Foil) is trending stable lately. A disciplined entry is under $6.05; paying near or below $5.78 keeps a margin of safety versus the $6.26 fair value.

Estimate for guidance, not an appraisal. Value your exact copy →