Ruin Mask icon, Rare rarity item in Grand Piece Online

Ruin Mask RM

Unranked Rare High demand Low confidence
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Current trading value

9.6K

Range 7.7K–11K

Window30d

UpdatedSep 24, 2026

Trades120
Offered27
Wanted93
Demand ×3.44

trade value per $1

Buy on PetMart

PetMart is our shop

Ruin Mask isn’t in stock. Pika trades near it9.4K, $4.99. PetMart is our shop

What Ruin Mask's value means

At 9.6K value units, Ruin Mask is worth about 0.96× the 10,000-unit reference the value chart is pegged to (a Mythical Fruit Chest's starting value in the solve).

That figure is a low-confidence read: the solver places the true value between 7.7K and 11K (a ±20% band) off 120 observed Discord trades.

Over the last week the value has been softening. The 7-day read sits -40.1% against the 30-day average.

In trade chats and value lists, Ruin Mask is also written RM.

Demand is currently rated High and rarity is Rare, both recomputed every solver run.

How to get Ruin Mask

Dropped by
Winning a Karoo Race
Drop rate
5%
Trade level
200+

Price history · 60 days

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

-79.3% / 18d

Recent Ruin Mask trades

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

  • seen 11× Mochi  Ruin Mask
  • seen 10× Leopard  Ruin Mask
  • seen 7× Legendary Fruit Chest  Ruin Mask

Most common trade shapes observed for Ruin Mask, from 51 solo-trade samples.

Trade recommendations

Auto-built from the value-matches graph. Verdicts use the same win/fair/lose math as the calculator.

WIN

Ruin Mask for Pika (9.4K)

Ruin Mask's value tops Pika. Clean win on paper.

+2.3% in your favor

WIN

Ruin Mask for Pteranodon (9.3K)

Ruin Mask's value tops Pteranodon. Clean win on paper.

+2.4% in your favor

Browse all GPO values →

FAQ

How much is Ruin Mask worth in GPO?

Ruin Mask's current trading value is approximately 9.6K (range 7.7K-11K), based on 120 observed Discord trades over the last solver run. Updated 2026-09-24.

How do you get Ruin Mask in GPO?

Ruin Mask drops from Winning a Karoo Race. Drop rate: 5%.

Is Ruin Mask's value rising or falling?

It's currently softening. The 7-day value sits -40.1% versus the 30-day average. That's the direction the solver sees over the past week.

How is Ruin Mask's value calculated?

Ruin Mask'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.