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Tier B+ Mythical Demand · Low Reliable
Roger's Ace icon — Mythical rarity item in Grand Piece Online

Roger's Ace ACE

Ace In-Game Aura Rarity Mythical Dropped by Roger Drop Chance 0.5% Location Umi Island Trade Level 475+ Stats Base DMG 6

What Roger's Ace’s value means

At 5K value units, Roger's Ace trades for roughly 0.50× a Mythical Fruit Chest (the 10,000-unit reference item), so it sits below the anchor on the chart.

That figure is a medium-confidence read: the solver places the true value between 4.2K and 5.7K (a ±15% band) off 856 observed Discord trades.

Over the last week the value has been holding roughly flat versus its 30-day average (+0.0%).

Demand is currently rated Low and rarity is Mythical, both recomputed every solver run.

Price history · 60 days

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

+41.2% / 60d
CI mid
59d ago44d29d14dtoday

Recent Roger's Ace trades

The exact offers our pipeline parsed from Discord — no edits, no opinions.

Most common trade shapes observed for Roger's Ace, from 138 solo-trade samples.

Trade recommendations

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

FAIR
Roger's Ace for Goro (5K)
Within 2% — a clean even swap.
-0.0% delta
FAIR
Roger's Ace for Fish Bait (5.1K)
Inside the confidence band — fair on paper.
-2.5% delta
WIN
Roger's Ace for Suna (4.6K)
Roger's Ace's value tops Suna — clean win on paper.
+7.6% in your favor
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FAQ

How much is Roger's Ace worth in GPO?

Roger's Ace's current trading value is approximately 5K (range 4.2K–5.7K), based on 856 observed Discord trades over the last solver run. Updated 2026-07-27.

Is Roger's Ace's value rising or falling?

Right now it's roughly flat: the 7-day value is +0.0% against its 30-day average, so no strong move either way.

How is Roger's Ace’s value calculated?

Roger's Ace's value is derived purely from observed Discord trade messages using a ratio-chain solver against the Mythical Fruit Chest anchor (10,000 value units). 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 Roger's Ace's demand Low forever?

No. Demand is recomputed every solver run from the offered:wanted ratio in trade messages. Roger's Ace's current ratio is 0.51 (289 wanted vs 567 offered) — that's why demand is Low right now.