Blackvalk icon, Legendary rarity item in Grand Piece Online

Blackvalk BLV

Tier VERY_UNSTABLE Legendary Stable Low confidence

Current trading value

139K

+15.2%7 days

Range 118K–160K

386 Trades

▲ 15% Value change over 7 days Value up 15.2% since Oct 19 121K → 139K All value changes →

Price history · 60 days

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

-47.1% / 60d

Recent Blackvalk trades

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

  • seen 17× Blackvalk  All Seeing Blossom
  • seen 14× Blackvalk  Leo's Inferno Hagoromo
  • seen 12× 5× Mythical Fruit Chest  Blackvalk

Most common trade shapes observed for Blackvalk, from 83 solo-trade samples.

Did you trade Blackvalk? Log it with in-game Past Trades screenshots

What Blackvalk's value means

At 139K value units, Blackvalk is worth about 13.9× 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 118K and 160K (a ±15% band) off 386 observed Discord trades.

Over the last week the value has been rising. The 7-day read sits +7.5% against the 30-day average.

In trade chats and value lists, Blackvalk is also written BLV.

Demand is currently rated Stable and rarity is Legendary, both recomputed every solver run.

How to get Blackvalk

The Valkyrie helmets are a head Accessories that can be purchased for various prices in the Crew Shop. The usual price can range from 12,000 to 15,000, but it can sometimes be higher or lower.

Trade recommendations

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

FAQ

How much is Blackvalk worth in GPO?

Blackvalk's current trading value is approximately 139K (range 118K-160K), based on 386 observed Discord trades over the last solver run. Updated 2026-10-26.

Is Blackvalk's value rising or falling?

It's currently rising. The 7-day value sits +7.5% versus the 30-day average. That's the direction the solver sees over the past week.

How is Blackvalk's value calculated?

Blackvalk'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.