Identity checkMismatch
✓CardJumbo Cards #086/160 · Holo
✓Tracker matchMatched by TCGplayer ID
!Raw price$34.93 (tracker has no price)
✓Gem rate0.0% · GemRate card search enrichment · this printing
✕PSA 10 comp$94.94 · eBay sold comps partial estimate · this printing
✓PSA 9 comp$136.23 · eBay sold comps · this printing
!PSA 8 compNone (optional downside)
Your grading resultsNone logged
Your results on this set: none graded yet
Your results on Other: none graded yet
Other grade odds use the starting assumptions until 5 Other grades are back.
Graded economics-41%
PSA 10$94.94eBay sold comps partial estimate
PSA 9$136.23eBay sold comps
PSA 8-eBay sold comps partial estimate
Net EV−$44.43$64.95 net sale vs $109.38 cost
EV rangeEV range: -56% / -41% / -23% (pessimistic / expected / optimistic)Max buy: none (the pessimistic case can't return 20% at any price), with the card's value held at $34.93PSA 10 rate 0.0–19.0% (80% interval on 0 / 7); comps ±30.0% (comp quality 31). The 80% interval, the comp band and the ×0.5 / ×1.5 fallback without population counts are starting assumptions.
Outcome mix10 0% / 9 48% / 8 31% / ≤7 21%
PSA 10 ratePopulation 0.0% → adjusted 0.0% (Other, ×0.54 at $35 value, starting assumption)
Break-evenCan't break even at these prices
CostsRaw $34.93 + shipping $5.00 + grading $59.99 (expected) + submission shipping $6.00 + time cost $3.46 = $109.38Net sale after fees: PSA 10 $76.08 · PSA 9 $111.52 · PSA 8 $21.58 · ≤7 $21.58PSA 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 splitOther split adjusted for this card's low PSA 10 rate (≤ 19.0% vs Other typical 20.4%): PSA 9 50% → 48%, starting assumption; ≤7 valued at 90% of raw; no PSA 8 comp, so 8s valued like ≤7
PSA 10/9 premium0.7x
PopulationPSA 10
Gem rate0.0%
PSA 10 pop0
Total pop7
SourceGemRate card search enrichment
PSA 10 velocity-
Total velocity-
SnapshotJun 22, 2026
Scarcity65/100
LabelWatch
Confidence63/100
Supply100/100
Demand21/100
Gem rate 0.0%PSA 10 pop 0/7PSA 10/9 premium 0.7xSupply constraint 100/100
Raw validationconfirmed
TCG market$30.98
Pulse price$34.93
Delta-11%
CheckedJun 21, 2026
Primal Groudon EX - 86/160PSA comps refreshed Jun 22, 2026
Signal context1
Support$30.98 floor, 3 tests
*All-time high/low are within the tracked window (2024-03-08 - 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.