Riddlemaster Sphinx, Core Set 2019 #287

CORE SET 2019 ยท M19 #287

Riddlemaster Sphinx M19 #287

Creature โ€” Sphinx

Rare | En | Nonfoil only

Representative printing | Regular nonfoil | Main set | Outlier Risk Pricing Confidence | Representative version has price needs version review. Compare other printings before relying on this price.

Stronger seller depthPrice gap to checkThis price is harder to trustMarketplaces do not agree

Exact Print Market

Current read

Outlier RiskOUTLIER_RISKThe price may be distorted by an unusual listing or source gap.Learn more
Representative price$0.20NeoPriceConfidenceOutlier RiskPricing ConfidenceFinish coverageNonfoil onlyRepresentativeWhat changedNot tracked7-day price movementInventory826Print-level inventorySellers149Print-level sellersUpdatedJul 26, 2026Current

Check firstNeoPrice 0.41x CK retail while marketplace inventory is healthy.

Card-Level Rollup

Market Summary

Updated Jul 27, 2026
  • Tracked paper printings currently show NeoPrice from $0.19 to $0.20.
  • CardTrader inventory for the tracked printing declined 3.1% over seven days.
  • At least one tracked printing has material TCGplayer/CardTrader disagreement.
  • Pricing Confidence is Outlier Risk, so the displayed price needs extra listing and source checks.Learn more

Flying (This creature can't be blocked except by creatures with flying or reach.) When this creature enters, you may return target creature an opponent controls to its owner's hand.

Marketplace Comparison

Compare source coverage

Marketplaces do not agree
SourcePriceCoverageUpdatedAction
NeoPriceNeoCardAlpha market reference$0.20Representative print priceJul 26, 2026Shown here
TCGplayer Market PricePricing source$0.22Market price or search resultJul 25, 2026Open TCGplayer
CardTraderInventory sourceNot trackedNonfoil printJul 26, 2026Open CardTrader
Card KingdomValidation only$0.49Retail validation onlyNot trackedOpen Card Kingdom

Marketplace prices may represent different finish or condition coverage. Check the source listing before comparing.

Source prices are 4.40x apart.

Market Read

What changed

Marketplaces do not agree

What changed

  • Print-level inventory declined 3.1% over seven days.
  • Marketplaces do not agree for this print.
  • 149 tracked sellers for this print.

Why this matters

Price comparison is the main check here: source prices are far enough apart that exact version, condition, and live listings matter before trusting the displayed market read.

What to verify

  • exact printing and collector number
  • current marketplace listing
  • condition bucket
  • whether marketplaces agree today
  • whether the representative price matches the copy being compared

Supply

Supply and condition coverage

Updated Jul 26, 2026
Total print inventory826Deep
Listings211Active print-level listings
Sellers149Deep
NM inventoryNot trackedNear Mint
LP/SP inventoryNot trackedLightly/Slightly Played
MP/HP inventoryNot trackedModerately/Heavily Played

NM, LP/SP, and MP/HP tracked. Seller and listing counts are tracked for the print overall, not separately by finish or condition.

Other Printings

Compare versions

1 shown
View all Riddlemaster Sphinx printings
Detailed metricsOpen
Listings211Tracked active listings
Vendors149Distinct tracked sellers
Liquidity Score85.0Deep | 913% spread
Liquidity TierDeep913% spread
Spread913% spreadStable
Market SensitivityModerate Sensitivity (34/100)How easily this market could move if pressure increases
Inventory Trend-0.2%24h -0.2% | 7d -3.1%
NeoScore41D Tier
Organic Demand35Thin organic demand
Sources, methodology, and disclosureOpen

NeoPrice and Pricing Confidence use the existing NeoCardAlpha methodology. CardTrader is the inventory source, TCGplayer is the primary pricing source, and Card Kingdom is validation-only.

NeoCardAlpha may earn a commission from certain marketplace links.

Card Kingdom retail validation is visible when a matching product is available, but it remains a validation source.