Toxic blowpipe
Masori mask (f)
Dizana's quiver
Necklace of rupture
Dragon dart
Toxic blowpipe
Masori body (f)
Masori chaps (f)
Zaryte vambraces
Avernic treads (max)
Venator ring
Beta
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The best setup for Barrows - Ahrim the Blighted in OSRS is ranged with a Toxic blowpipe, which does 12.46 DPS with a max hit of 33 and 90.4% accuracy at level-99 stats. The full best-in-slot gear, prayer and potion for every combat style are listed below.
The highest-DPS melee, ranged and magic loadouts against Barrows - Ahrim the Blighted, computed with wiki-accurate combat math at maxed (99) stats. Open any setup in the calculator to swap in the gear you own.
Toxic blowpipe
Masori mask (f)
Dizana's quiver
Necklace of rupture
Dragon dart
Toxic blowpipe
Masori body (f)
Masori chaps (f)
Zaryte vambraces
Avernic treads (max)
Venator ring
Tumeken's shadow
Ancestral hat
Imbued guthix cape
Occult necklace
Rada's blessing 4
Tumeken's shadow
Ancestral robe top
Ancestral robe bottom
Confliction gauntlets
Avernic treads (et)
Magus ring
Soulreaper axe
Oathplate helm
Infernal cape
Amulet of rancour
Rada's blessing 4
Soulreaper axe
Oathplate chest
Oathplate legs
Ferocious gloves
Avernic treads (max)
Ultor ringBarrows - Ahrim the Blighted has a scripted fight — see Barrows - Ahrim the Blighted kill times in the fight simulator to run these builds through the real phased kill tick by tick.
Assumes level-99 combat stats and the best relevant prayer and potion, off Slayer task (no Slayer-helmet bonus). DPS is single-target on the boss's base stats; magic setups consider powered staves. Numbers come from RuneBuddy's WASM combat engine, the same one behind the DPS calculator.