Thermonuclear Smoke Devil
Occult on a task
A Slayer boss deep in the Smoke Devil Dungeon. The go-to source of the occult necklace — a cheap, universal magic damage upgrade.
Profit
1.3m/hr
~38k / kill
Kills / hr
34
Experienced
Combat lvl
85+
Recommended
Hitpoints
240
Max hit
11
Unprotected
Checking your account…
Should you fight this?
What you get out of Thermonuclear Smoke Devil, so you can decide if it fits your goals right now.
- Occult necklace is a cheap, best-value magic damage neck.
- Smoke battlestaff is a useful unlimited-rune fire/air staff.
- Safespottable and low-damage — easy, efficient trips.
- Reliable gp on smoke devil Slayer tasks.
Gear setups
Pick the setup that matches your bank. Every upgrade here links back to the Gear hub.
- Weapon
- Toxic blowpipe
- Head
- Slayer helmet (i)
- Body
- Armadyl / masori body
- Legs
- Armadyl / masori chaps
- Ring
- Archers ring (i)
Upgrade paths for this fight
Strategy
- 1
Wear a face mask
As with all smoke devils, a face mask, slayer helmet or Slayer's staff (e) is required to damage it.
- 2
Safespot it
The boss can be fought from safespots that block its melee, letting you range it with almost no incoming damage.
- 3
Bank the occult
Occult necklaces are common enough to fund the whole trip — stack tasks for consistent profit.
Notable drops
| Item | Rarity | Value |
|---|---|---|
| Occult necklace Unique | 1/350 | 300k |
| Smoke battlestaff Unique | 1/512 | 130k |
| Dragon chainbody Unique | 1/1000 | 2.8m |
| Mystic robe pieces | Uncommon | 20k |
| Coins & herbs | Common | 8k |
| Pet smoke devil | 1/3000 | — |
Progression after this boss
Once Thermonuclear Smoke Devil feels comfortable, these are the natural next steps up in difficulty and payout.