Twisted bow
Void ranger helm
Dizana's quiver
Necklace of rupture
Seeking dragon arrow
Twisted bow
Elite void top
Elite void robe
Void knight gloves
Avernic treads (max)
Venator ring
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The best setup for Dagannoth Prime in OSRS is ranged with a Twisted bow, which does 11.79 DPS with a max hit of 88 and 80.3% 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 Dagannoth Prime, computed with wiki-accurate combat math at maxed (99) stats. Open any setup in the calculator to swap in the gear you own.
Twisted bow
Void ranger helm
Dizana's quiver
Necklace of rupture
Seeking dragon arrow
Twisted bow
Elite void top
Elite void robe
Void knight gloves
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
Scythe of vitur
Oathplate helm
Infernal cape
Amulet of rancour
Rada's blessing 4
Scythe of vitur
Oathplate chest
Oathplate legs
Ferocious gloves
Avernic treads (max)
Bellator ringDagannoth Prime has a scripted fight — see Dagannoth Prime 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.