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Barrows - Guthan the Infested fight simulator: kill times in OSRS

Barrows - Guthan the Infested takes about 10.5 seconds per kill in OSRS with the best setup, a Tumeken's shadow doing 11.64 DPS at level-99 stats. RuneBuddy's Boss Fight Simulator runs the real phased fight tick by tick, so you get a kill-time spread for your own gear rather than a flat DPS number.

Barrows - Guthan the Infested has a scripted fight in RuneBuddy's Boss Fight Simulator: its phases, attack rotation and punish mechanics are modelled tick by tick, so kill time accounts for the downtime a flat DPS figure hides. Open any loadout below to run the fight, or see the best-in-slot gear for Barrows - Guthan the Infested.

🔮 Magic Best DPS
Tumeken's shadow Tumeken's shadow
11.64DPS
70Max hit
99.7%Accuracy
10.5sAvg TTK
  • Ancestral hatAncestral hat
  • Imbued guthix capeImbued guthix cape
  • Occult necklaceOccult necklace
  • Rada's blessing 4Rada's blessing 4
  • Tumeken's shadowTumeken's shadow
  • Ancestral robe topAncestral robe top
  • Ancestral robe bottomAncestral robe bottom
  • Confliction gauntletsConfliction gauntlets
  • Avernic treads (et)Avernic treads (et)
  • Magus ringMagus ring
Prayer: Augury Potion: Saturated heart
Open in fight simulator →
⚔️ Melee
Soulreaper axe Soulreaper axe
7.60DPS
74Max hit
61.6%Accuracy
16.3sAvg TTK
  • Oathplate helmOathplate helm
  • Infernal capeInfernal cape
  • Amulet of rancourAmulet of rancour
  • Rada's blessing 4Rada's blessing 4
  • Soulreaper axeSoulreaper axe
  • Oathplate chestOathplate chest
  • Oathplate legsOathplate legs
  • Ferocious glovesFerocious gloves
  • Avernic treads (max)Avernic treads (max)
  • Bellator ringBellator ring
Prayer: Piety Potion: Super combat
Open in fight simulator →
🏹 Ranged
Bow of faerdhinen Bow of faerdhinen
7.36DPS
49Max hit
72.0%Accuracy
15.8sAvg TTK
  • Crystal helmCrystal helm
  • Dizana's quiverDizana's quiver
  • Necklace of ruptureNecklace of rupture
  • Bow of faerdhinenBow of faerdhinen
  • Crystal bodyCrystal body
  • Crystal legsCrystal legs
  • Zaryte vambracesZaryte vambraces
  • Avernic treads (max)Avernic treads (max)
  • Venator ringVenator ring
Prayer: Rigour Potion: Ranging potion
Open in fight simulator →

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.

Barrows - Guthan the Infested kill time FAQ

How long does it take to kill Barrows - Guthan the Infested in OSRS?
Barrows - Guthan the Infested takes about 10.5 seconds per kill in OSRS with the best setup, a Tumeken's shadow doing 11.64 DPS at level-99 stats. RuneBuddy's Boss Fight Simulator runs the real phased fight tick by tick, so you get a kill-time spread for your own gear rather than a flat DPS number.
What is the fastest setup for Barrows - Guthan the Infested?
The fastest kills come from a Tumeken's shadow (11.64 DPS, 99.7% accuracy) with Augury and a saturated heart.
How long does Barrows - Guthan the Infested take with melee?
The best melee setup for Barrows - Guthan the Infested is a Soulreaper axe, which kills it in about 16.3 seconds per kill at 7.60 DPS.
How long does Barrows - Guthan the Infested take with ranged?
The best ranged setup for Barrows - Guthan the Infested is a Bow of faerdhinen, which kills it in about 15.8 seconds per kill at 7.36 DPS.
How long does Barrows - Guthan the Infested take with magic?
The best magic setup for Barrows - Guthan the Infested is a Tumeken's shadow, which kills it in about 10.5 seconds per kill at 11.64 DPS.

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