Killing the Alchemical Hydra
Combat High Members Ironman-friendly
Lure the Hydra onto the correct chemical vents through its four phases in the Karuulm Slayer Dungeon. Brimstone keys, the jar and the pet are excluded. Only on task. Untradeable uniques are excluded from the estimate.
Requirements
- Skills: 95 Slayer, 85 Ranged, 70 Defence, 70 Prayer, 85 Hitpoints
- Items: Boots of stone
- Other: Must be on a hydra Slayer task
- Note: Ranged with a dragon crossbow or better; boots of stone (or brimstone boots) are required on the dungeon floor.
How to do it
Method rates and requirements here are independently authored. For the step-by-step guide, see the OSRS Wiki page (CC BY-NC-SA 3.0).
Last 7 days
Hourly GP/hr snapshots.
The math (per hour)
| Item | Qty/hr | Unit | Total |
|---|---|---|---|
| Hydra bones | 18 | 7,880 | +141,840 |
| Hydra's claw | 0.018 | 42,189,020 | +759,402 |
| Hydra leather | 0.035 | 9,076,841 | +318,597 |
| Hydra tail | 0.035 | 79,692 | +2,797 |
| Coins | 540,000 | 1 | +540,000 |
| Prayer potion(4) | 9 | 9,688 | −87,192 |
| Ranging potion(4) | 1.8 | 1,800 | −3,240 |
| Ruby dragon bolts (e) | 270 | 2,890 | −780,300 |
| Diamond dragon bolts (e) | 108 | 2,700 | −291,600 |
| Shark | 18 | 989 | −17,802 |
| Revenue | 1,762,637 | ||
| Costs | −1,180,134 | ||
| Profit / hour | 583K |
Sell prices are after 2% GE tax (capped at 5M, items under 50 gp exempt). Inputs use the instant-buy price, outputs the instant-sell price — the conservative assumption. Buy-limit cap: none.
Prices updated 4 min ago. Figures are estimates: buy at instant-buy price, sell at instant-sell price after 2% GE tax.
Something wrong?
Rates, requirements or items off? Tell us and we'll fix the data.
Reports are checked automatically: when 3 people agree on a rate, the method is updated without waiting for a human. Current figure: 18 actions/hr.