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Tier A- Mythical Demand · Low Reliable
Pteranodon icon — Mythical rarity item in Grand Piece Online

Pteranodon PTERO

Ryu Ryu no Mi, Model: Pteranodon "In ancient times, this is how Pteranodons hunted their prey." Type Mythical Zoan Passive None Rarity My…

Price history · 46 days

Per-day median across observed trades. Last point is today's solver run.

-23.8% / 46d
CI mid
45d ago33d22d11dtoday

Trade recommendations

Auto-built from the value-matches graph. Verdicts use the same Win/Fair/Lose math as the calculator.

FAIR
Pteranodon for Soul King's Guitar (5.6K)
Inside the confidence band — fair on paper.
-5.1% delta
Browse all →

FAQ

What is Pteranodon worth in GPO?

Pteranodon's current trading value is approximately 5.3K (range 4.8K–5.8K), based on 4,139 observed Discord trades over the last solver run. Updated 2026-06-02.

How is the value calculated?

Values are derived from observed Discord trade messages using a ratio-chain solver against the anchor item. No editor opinions, no hand-tuned numbers. See /legal/methodology for the full math.

Why is the value a range, not one number?

The range is a 90% confidence band. The single headline number is the median; the band shows where the solver thinks the true value lives given noise.

Is Pteranodon's demand Low forever?

No. Demand is recomputed every solver run from the offered:wanted ratio in trade messages. Pteranodon's current ratio is 0.17 (616 wanted vs 3,523 offered) — that's why demand is Low right now.