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Gyarados-GX

#18

Crimson Invasion · Rare Holo GX · EN

Community Fair Value · H-NM
$21.87
Market data only
Market anchor (FV_sales)
$21.87
Community estimate
needs 5 more voters
Voters · comps
0 · 154
The band · ±15% of marketCFV $21.87
Floor $18.59Market $21.87Ceiling $25.15

The community moves this only within the glowing band - it can never detach from real market data.

Market anchor $21.87154 compsas of 2026-07-03

Est. International

Approx.
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Card details

Card Number18/111 · Rare Holo GX
Card TypeWater · 240 HP · Stage 1 · GX
Weakness / Resistance / RetreatLightning ×2 / - / 4
Artist5ban Graphics
Card Text

Pokémon-GX rule: When your Pokémon-GX is Knocked Out, your opponent takes 2 Prize cards.

Attacks
WaterColorlessColorlessWaterfall
70
WaterColorlessColorlessColorlessColorlessDraconic Disaster
100+

If there is any Stadium card in play, this attack does 100 more damage. Then, discard that Stadium card.

WaterDread Storm-GX

Discard an Energy from each of your opponent's Pokémon. (You can't use more than 1 GX attack in a game.)

Graded prices

PSA 10
$649.00
3 sales · 60d
PSA 9
$74.78
model estimate
PSA 8
$40.00
2 sales · 60d
PSA 7
$15.00
model estimate
PSA 6
$10.99
model estimate
PSA 5
$10.50
model estimate

Green tiles are anchored to realized eBay sold data (daily medians); “model estimate” tiles are Scrydex modeled values (as of 2026-06-29). Struck-through tiles failed our graded data-quality checks and should not be treated as market truth.

Population report

Total graded
1,029
Gem rate (PSA 10)
37.7%
Grade 10
388
Grade 9
415
Grade 8
164
Grade 7
35
Grade 6
12
Grade 5
9
Grade 4
2
Grade 3
1
Grade 2
1
Grade 1
1
4Q
1

PSAcensus for this card's most-graded printing · as of 2026-06-29. Gem rate = grade-10 slabs ÷ total graded.

Market Price History

Market price
$21.80
-$0.37 (-1.7%)
$22.35$21.80Jun 2026Today
8 data points over 7 days · Source: market data

Near Mint Comparison Prices

CGC_9.5
$25.49
H-DMG
Thin data$4.86
H-HP
$4.62
H-LP
$11.70
H-MP
$7.57
H-NM
$21.87
PSA_10
$519.48
PSA_8
$40.00
PSA_9
$69.99

Price Points

H-NM
Market Price
+53.0%Low confidence$14.87 - $28.87

Source prices are inconsistent across grades/conditions - showing a range while we sort it out. Mid estimate $21.87.

VolatilityHigh Volatility
Most Recent SaleComing soon
Listed MedianComing soon
Current QuantityComing soon
Current SellersComing soon

3 Month Snapshot

Low SaleComing soon
High SaleComing soon
Total SoldComing soon
Avg Daily SoldComing soon

Sale-based and live-listing fields arrive once a realized-sales feed is wired up. Market Price and comparisons above are real Scrydex market data - never realized sales.

Graded price history

PSA 10PSA 9PSA 8CGC 9.5
$0$200$400$600PSA 10 peak · $750.00 · May 28, 2026PSA 10 low · $389.95 · Jan 18, 2026PSA 10PSA 9 peak · $69.99 · Mar 6, 2026PSA 9PSA 8 peak · $49.99 · Mar 30, 2026PSA 8 low · $19.50 · Feb 22, 2026PSA 8CGC 9.5 peak · $25.49 · Jun 24, 2026CGC 9.5Jan 18Jul 1
12 realized data points · daily eBay sold medians (accruing daily) · grades with fewer than 2 points are hidden until more data lands.
View data table
DateGradeRealized median
Jul 1, 2026CGC 9.5$25.49
Jul 1, 2026PSA 8$40.00
Jul 1, 2026PSA 9$69.99
Jul 1, 2026PSA 10$519.48
Jun 24, 2026CGC 9.5$25.49
May 28, 2026PSA 10$750.00
May 19, 2026PSA 10$649.00
May 13, 2026PSA 8$40.00
Mar 30, 2026PSA 8$49.99
Mar 6, 2026PSA 9$69.99
Feb 22, 2026PSA 8$19.50
Jan 18, 2026PSA 10$389.95

Verified market data - based on 3 realized eBay data points · updated Jul 1, 2026

Average
$639.49
Median
$649.00
Range
$519.48 - $750.00
Data points
3

PSA 10 · last 90 days

Daily realized medians

latest 4 of 4
DatePriceSource
Jul 1, 2026$519.48eBay realized
May 28, 2026$750.00eBay realized
May 19, 2026$649.00eBay realized
Jan 18, 2026$389.95eBay realized

Realized rows are daily median snapshots of eBay sold data - not individual auction records.

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Your estimate · H-NM

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Make a call · H-NM

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Community sentiment

50% bullish

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Sentiment is hype only; it is never blended into the dollar value above.

Should I grade this?

Gyarados-GX

Raw market value $21.87Vintage · 2017
GRADE

Send it to PSAReal censusHigh confidence

Grade with PSA: ~$299.28 expected value at 177% ROI (best case PSA 10 at $649.00, ~45d, all-in $86.00). Vintage card (2017) - PSA carries the resale & liquidity premium. Top grade backed by 3 realized sales.

Expected value

$299.28

Expected ROI

+177%

Turnaround

~45d

All-in · Regular

$86.00

Expected value is pop-weighted across possible grades - not the top-grade price. Best case below shows the top grade.

Best case: PSA 10· pop 388· $649.00→ profit $541.13realized · median of 3 sales

Graded values as of Jun 29, 2026

Recommended
PSA (Professional Sports Authenticator)PSA

Market leader · liquidity premium

Real censusHigh confidence
+177% ROI
Expected value$299.28
Expected profit$191.41
Break-even value$107.87
All-in · Regular$86.00
Turnaround~45d (est.)

Expected value is pop-weighted across possible grades - not the top-grade price.

Graded values as of Jun 29, 2026

Outcome range

Best case · top grade

$541.13

PSA 10pop 388

$649.00

realized · median of 3 sales

Worst case · low grade

-$67.87

PSA 8pop 164

$40.00

realized · median of 2 sales

TAG (TAG Grading)TAG

Tech / CV grading · digital cert

EstimatedLow confidence
-80% ROI (est.)
Expected value (range)$20 to $40
Expected profit-$117.87
Break-even value$147.87
All-in · TAG Standard$126.00
Turnaround~15d (est.)

Expected value is pop-weighted across possible grades - not the top-grade price.

Graded values as of Jun 29, 2026

Outcome range

Best case · top grade

-$117.87

TAG 8

$30.00

estimate

Worst case · low grade

-$117.87

TAG 8

$30.00

estimate

No live census for this grader, so values are estimated grade odds, shown as a range.

CGC (Certified Guaranty Company)CGC

Mid-market · solid demand

EstimatedLow confidenceEst. quality: low
+103% ROI (est.)
Expected value (range)$58 to $112
Expected profit$43.09
Break-even value$41.87
All-in · Bulk$20.00
Turnaround~120d (est.)

Expected value is pop-weighted across possible grades - not the top-grade price.

Graded values as of Jun 29, 2026

Outcome range

Best case · top grade

$97.36

CGC 10

$139.23

estimate

Worst case · low grade

-$31.87

CGC 8

$10.00

estimate

No live census for this grader, so values are estimated grade odds, shown as a range.

  • CGC 9 ($22.18) priced above CGC 9.5 ($13.99) - ladder violation
  • CGC 7 ($15.00) priced above CGC 8 ($10.00) - ladder violation
  • CGC 9.5 ($13.99) is below the raw NM value ($21.87) - the graded or raw estimate is wrong
  • no CGC population census for this card