Black demon mask
P2PBuy limit: 4·last trade 3h ago
Confidence
Confidence0%
One score blending fill chance, market volume and profit quality.
Fill chance8%
Volume0%
Profit55%
Suggested prices
ConservativeSafe fillsBigger margins
Buy at14,502
Buy fills0%
Sell at19,999
Sell fills0%
Net / item5,098 (35.2%)
Est. profit / 4h20.4K
4 units · 8% fill confidence
Insta-sell
14,501
cheapest buy (full spread)
Insta-buy
20,000
dearest sell (full spread)
Gross margin
5,499
GE tax
400
2% per item, max 5M
Net margin
5,099
35.2% ROI
Volatility
49.2%
price noise (1h history)
How to flip the Black demon mask
The Black demon mask is a members-only Old School RuneScape item — “Evil.”. Its Grand Exchange buy limit is 4 per 4 hours. Right now it buys at 14,501 gp and sells at 20,000 gp — a net margin of 5,099 gp (35.2% ROI) after the 2% Grand Exchange tax of 400 gp. High alchemy yields 2,400 gp.
To flip it, place a buy offer near 14,501 gp and a sell offer near 20,000 gp; the spread minus GE tax is your profit. Confidence figures are model estimates from live OSRS Wiki prices, not guarantees — flip responsibly.
Price history
● insta-buy● insta-sell● moving avg
Why this fill score
Trading volume0%
Two-sided liquidity0%
Recent activity16%
Size vs market20%
Why this profit score
Spread persistence40%
No price spike100%
Margin plausibility93%