Extended super antifire mix(2)
Two doses of fishy extended super anti-firebreath potion.
Extended super antifire mix(2) is a members-only item on the OSRS Grand Exchange. Recent trades put the high price at 15,243 GP (21h ago) and the low price at 5,009 GP (10d ago). Buying at the low price and selling at the high price would leave 9,930 GP per item after the 2% tax (198.24% of the buy price). You can buy up to 2,000 every four hours. High Alchemy would lose 5,028 GP per cast if you bought it at the low price and paid for the nature rune.
| High | 15,243 GP () |
|---|---|
| Low | 5,009 GP () |
| Tax | 304 GP |
| Margin | 9,930 GP |
| ROI | 198.24% |
| Buy limit | 2,000 every 4 hours |
| High alchemy | 144 GP |
Buy price (insta-sell / low): 5,009 GP
Sell price (insta-buy / high): 15,243 GP
Margin after tax: 9,930 GP per unit. Grand Exchange tax on a sale is 304 GP.
Buy limit: 2,000 every 4 hours.
The full buy limit of 2,000 Extended super antifire mix(2) costs 10,018,000 GP at the current buy price. Across that quantity, the after-tax margin is 19,860,000 GP.
- Grand Exchange buy limit: 2,000 every 4 hours
- Members-only item
- High alchemy value: 144 GP
- Low alchemy value: 96 GP
- Base value: 240 GP
Extended super antifire mix(2) price history
- Over the past 90 days, the average high ranged from 4,914 GP to 45,000 GP across 7 hourly samples. From 2026-08-14 UTC to 2026-10-19 UTC, it moved from 45,000 GP to 24,000 GP (-21,000 GP, -46.67%).
- Over the past 90 days, the highest average high was 45,000 GP on 2026-08-14 UTC, and the lowest was 4,914 GP on 2026-09-20 UTC.
As of 2026-10-19 UTC. See this week's market summary.
To cite this page: QuantScapers, "Extended super antifire mix(2) price history", based on OSRS Wiki real-time price data through 2026-10-19 UTC. Calculations by QuantScapers.
What is the Grand Exchange buy limit for Extended super antifire mix(2)?
You can buy up to 2,000 Extended super antifire mix(2) every 4 hours on the Grand Exchange.
Is Extended super antifire mix(2) a members-only item?
Extended super antifire mix(2) is a members-only item and requires OSRS membership to trade.
What is Extended super antifire mix(2)'s current buy and sell price?
At the latest update, Extended super antifire mix(2)'s insta-sell (low) price is 5,009 GP and its insta-buy (high) price is 15,243 GP on the Grand Exchange.
How much Grand Exchange tax applies to Extended super antifire mix(2)?
A sale of Extended super antifire mix(2) pays the standard 2% Grand Exchange tax, which is 304 GP per unit at the current price.
What does a full buy limit of Extended super antifire mix(2) cost?
Buying the full limit of 2,000 Extended super antifire mix(2) costs 10,018,000 GP at the current insta-sell price of 5,009 GP each.