Brimstone key
MembersUntradeable
Sources from the OSRS Wiki's drop, shop and recipe data (CC BY-NC-SA 3.0), checked 2026-10-09. Item sprite © Jagex.
As an Ironman: dropped by Kalphite Worker (level 28).
Monster drops
| Dropped by | Level | Quantity | Rarity |
|---|---|---|---|
| Greater abyssal demon | 342 | 1 | Always |
| Choke devil | 264 | 1 | Always |
| Abhorrent spectre | 253 | 1 | Always |
| Night beast | 374 | 1 | Always |
| King kurask | 295 | 1 | Always |
| Marble gargoyle | 349 | 1 | Always |
| Kalphite WorkerEasiest | 28 | 1 | 1/1,136 |
| Dagannoth spawn | 42 | 1 | 1/772 |
| Vampyre Juvenile | 45 | 1 | 1/705 |
Best rates first, plus the lowest-level monsters that drop it.