Black unicorn mask
Pointy shadows.
Black unicorn mask is a members-only item on the OSRS Grand Exchange. The latest high price is 20,000 GP (43m ago) and the low price is 18,500 GP (20m ago). Buying at the low price and selling at the high price would leave 1,100 GP per item after the 2% tax (5.95% of the buy price). You can buy up to 4 every four hours. Buying one at the low price and casting High Alchemy with a nature rune would lose 18,064 GP. 129 were traded in the last 24 hours.
| High | 20,000 GP () |
|---|---|
| Low | 18,500 GP () |
| Tax | 400 GP |
| Margin | 1,100 GP |
| ROI | 5.95% |
| Buy limit | 4 every 4 hours |
| High alchemy | 600 GP |
Buy price (insta-sell / low): 18,500 GP
Sell price (insta-buy / high): 20,000 GP
Margin after tax: 1,100 GP per unit. Grand Exchange tax on a sale is 400 GP.
Buy limit: 4 every 4 hours.
The full buy limit of 4 Black unicorn mask costs 74,000 GP at the current buy price. Across that quantity, the after-tax margin is 4,400 GP.
- Grand Exchange buy limit: 4 every 4 hours
- Members-only item
- High alchemy value: 600 GP
- Low alchemy value: 400 GP
- Base value: 1,000 GP
Black unicorn mask price history
- Over the past 7 days, the average high ranged from 18,563 GP to 30,000 GP across 35 hourly samples. From 2026-11-02 UTC to 2026-11-08 UTC, it moved from 30,000 GP to 19,982 GP (-10,018 GP, -33.39%).
- Over the past 30 days, the average high ranged from 16,150 GP to 50,000 GP across 67 hourly samples. From 2026-10-14 UTC to 2026-11-08 UTC, it moved from 26,363 GP to 19,982 GP (-6,381 GP, -24.20%).
- Over the past 90 days, the average high ranged from 5,000 GP to 50,000 GP across 157 hourly samples. From 2026-08-10 UTC to 2026-11-08 UTC, it moved from 27,180 GP to 19,982 GP (-7,198 GP, -26.48%).
- Over the past 90 days, the highest average high was 50,000 GP on 2026-11-01 UTC, and the lowest was 5,000 GP on 2026-08-28 UTC.
As of 2026-11-08 UTC. See this week's market summary.
To cite this page: QuantScapers, "Black unicorn mask price history", based on OSRS Wiki real-time price data through 2026-11-08 UTC. Calculations by QuantScapers.
What is the Grand Exchange buy limit for Black unicorn mask?
You can buy up to 4 Black unicorn mask every 4 hours on the Grand Exchange.
Is Black unicorn mask a members-only item?
Black unicorn mask is a members-only item and requires OSRS membership to trade.
What is Black unicorn mask's current buy and sell price?
At the latest update, Black unicorn mask's insta-sell (low) price is 18,500 GP and its insta-buy (high) price is 20,000 GP on the Grand Exchange.
How much Grand Exchange tax applies to Black unicorn mask?
A sale of Black unicorn mask pays the standard 2% Grand Exchange tax, which is 400 GP per unit at the current price.
What does a full buy limit of Black unicorn mask cost?
Buying the full limit of 4 Black unicorn mask costs 74,000 GP at the current insta-sell price of 18,500 GP each.