Identity checkMatches
✓CardSV: Prismatic Evolutions #173/131 · Holo
✓Tracker matchJanine's Secret Art - 173/131 · SV: Prismatic Evolutions · #173/131
✓Raw pricePulse $20.27 vs tracker $20.27 (+0%)
✓Gem rate26.8% · GemRate snapshot enrichment · this printing
✓PSA 10 comp$83.12 · PokemonPriceTracker 90d · matched by product ID
✓PSA 9 comp$31.57 · PokemonPriceTracker 90d · matched by product ID
✓PSA 8 comp$21.69 · PokemonPriceTracker 90d · matched by product ID
Your grading resultsNone logged
Your results on this set: none graded yet
Your results on SV: none graded yet
SV grade odds use the starting assumptions until 5 SV grades are back.
Graded economics-72%
PSA 10$83.12PokemonPriceTracker 90d
PSA 9$31.57PokemonPriceTracker 90d
PSA 8$21.69PokemonPriceTracker 90d
Net EV−$68.20$25.98 net sale vs $94.18 cost
EV rangeEV range: -74% / -72% / -70% (pessimistic / expected / optimistic)Max buy: none (the pessimistic case can't return 20% at any price), with the card's value held at $20.27PSA 10 rate 25.3–28.5% (80% interval on 336 / 1252); comps ±5.0% (comp quality 93). The 80% interval, the comp band and the ×0.5 / ×1.5 fallback without population counts are starting assumptions.
Outcome mix10 16% / 9 54% / 8 20% / ≤7 10%
PSA 10 ratePopulation 26.8% → adjusted 16.1% (SV, ×0.60 at $20 value, starting assumption)
Break-evenCan't break even at these prices
CostsRaw $20.27 + shipping $5.00 + grading $59.99 (expected) + submission shipping $6.00 + time cost $2.92 = $94.18Net sale after fees: PSA 10 $65.93 · PSA 9 $21.69 · PSA 8 $13.22 · ≤7 $10.26PSA tier: Standard $59.99; about 133 days at PSA. PSA and eBay fees from their official pages; eBay fees include 7% sales tax in their base; that, the shipping and the 10%/yr time cost are your assumptions (Settings).
Grade splitSV split adjusted for this card's low PSA 10 rate (≤ 28.5% vs SV typical 32.0%): PSA 9 68% → 64%, starting assumption; ≤7 valued at 90% of raw
PSA 10/9 premium2.6x
PopulationPSA 10
Gem rate26.8%
PSA 10 pop336
Total pop1,252
SourceGemRate snapshot enrichment
PSA 10 velocity-
Total velocity-
SnapshotJun 20, 2026
Scarcity45/100
LabelWeak
Confidence100/100
Supply54/100
Demand17/100
Gem rate 26.8%PSA 10 pop 336/1252PSA 10/9 premium 2.6xSupply constraint 54/100
Raw validationconfirmed
TCG market$20.27
Pulse price$20.27
Delta0%
CheckedOct 13, 2026
Janine's Secret Art - 173/131PSA comps refreshed Oct 13, 2026PSA sales window 90 days
Signal context1
Drawdown60% off peak, Falling
*All-time high/low are within the tracked window (2025-02-08 - 2026-10-14). Raw, ungraded TCGplayer market price (blue) and cheapest listing (grey) via the free TCGCSV mirror. Personal, non-commercial prototype - not investment advice.