OSRS Boss Guides: Mechanics, Gear and Drops

Boss guides covering access requirements, recommended stats, budget through best-in-slot gear, every important mechanic, and the drops worth chasing. Start with the bosses list if you are not sure what to learn next.

Need it done rather than read? PvM services is the matching hand-done service.

91 guides · page 4 of 4

Bryophyta — Bils Services OSRS guide
000
Boss guide

OSRS Bryophyta Guide: Mossy Keys, Gear, Mechanics & Drops

Bryophyta guide for Mossy keys, beginner gear, fight habits, and drop value.

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Obor — Bils Services OSRS guide
300
Boss guide

OSRS Obor Guide: Giant Keys, Gear, Mechanics & Drops

Obor guide focused on Giant key farming, safe kill setups, and realistic drop expectations.

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OSRS Desert Treasure II Guide: Bosses, Gear and Requirements — Bils Services OSRS guide
200
Index / hub

OSRS Desert Treasure II Guide: Bosses, Gear and Requirements

Every unboostable requirement for Desert Treasure II, the four Forgotten Four bosses with their stats and drops, and how vestiges, chromium ingots and ancient rings actually fit together.

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OSRS PvM Progression Guide: Which Boss Should You Learn First? — Bils Services OSRS guide
100
Index / hub

OSRS PvM Progression Guide: Which Boss Should You Learn First?

A difficulty-ordered path through OSRS bosses, generated from our full boss index, with the requirement and the reward that makes each step worth taking.

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TzKal-Zuk (Inferno) — Bils Services OSRS guide
400
Boss guide

OSRS Inferno Guide: Waves, Gear, Supplies and Zuk Strategy

The Inferno explained honestly: every monster type and how it kills you, the pillar and safespot logic behind wave clearing, supply planning for a run with no bank, triple Jads, and Zuk's shield and healer phases.

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TzTok-Jad (Fight Caves) — Bils Services OSRS guide
000
Boss guide

OSRS Fire Cape Guide: Fight Caves Waves, Gear and Jad Strategy

How to actually get a fire cape: every Fight Caves monster and its threat, the pillar strategy that makes 63 waves survivable, gear at three budgets, and how to pray against Jad without panicking.

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OSRS Combat Achievements Guide: Easy, Medium and Hard Progression — Bils Services OSRS guide
200
Index / hub

OSRS Combat Achievements Guide: Easy, Medium and Hard Progression

All six Combat Achievement tiers with their task counts, point thresholds and the rewards that are genuinely worth chasing — plus which tiers to target first and why.

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Araxxor — Bils Services OSRS guide
300
Boss guide

OSRS Araxxor Guide: Gear, Mechanics, Drops and Combat Tasks

Araxxor needs 92 Slayer and a spider or araxyte task, and he is the highest combat level Slayer boss in the game. Here are the three araxyte types, the special attack you can predict from an egg colour, the enrage step-under trick and every unique drop.

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Phosani's Nightmare — Bils Services OSRS guide
100
Boss guide

OSRS Phosani's Nightmare Guide: Mechanics, Gear and Drops

Phosani's Nightmare has no Slayer requirement and no longer needs a normal Nightmare kill first. Here is what actually gates it, how the four phases and their specials work, why crush matters, and every unique drop rate.

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Fortis Colosseum — Bils Services OSRS guide
400
Boss guide

OSRS Fortis Colosseum Guide: Waves, Modifiers, Gear and Dizana's Quiver

Fortis Colosseum explained: how the twelve waves and the modifier system work, gear and supply planning for a run with no bank, Sol Heredit's mechanics, and what Dizana's quiver actually requires.

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Nex — Bils Services OSRS guide
300
Boss guide

OSRS Nex Guide: Frozen Key Access, Team Sizes, Phases and Best Gear

Nex explained properly: how the frozen key and Ancient Prison access work, all five phases and their minions, blood sacrifice and ice prison handling, team scaling, and Torva-tier drop context.

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Zulrah — Bils Services OSRS guide
100
Boss guide

OSRS Zulrah Guide: Forms, Rotations, Gear and Beginner Strategy

Zulrah explained properly: the three forms and their prayers, how rotations are identified, budget through best-in-slot switch setups, venom handling, and the beginner routine that gets you to consistent kills.

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Vorkath — Bils Services OSRS guide
000
Boss guide

OSRS Vorkath Guide: Requirements, Gear, Inventory and Every Special

A real Vorkath guide: Dragon Slayer II access, why extended super antifire is non-negotiable, all six specials with the correct response, budget through best-in-slot ranged setups, and the drops worth the trip.

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Maggot King — Bils Services OSRS guide
200
Boss guide

OSRS Maggot King Guide: Gear, Mechanics, Drops & Combat Achievements

Maggot King boss guide: access after Blood Moon Rises, melee threshold mechanics, gear roles, unique drops, eggs vs stomach loot, and Combat Achievements.

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Wyrmscraig boss — Bils Services OSRS guide
3400
Boss guide

Wyrmscraig Boss Guide: Gear, Mechanics, Drops & Strategy

Wyrmscraig Mad Angel boss guide: unlock path, gear mindset, learning strategy, Hallowfell and unique rewards, and how to farm efficiently after Fallen From Grace.

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How to Get the Infernal Cape in OSRS — Bils Services OSRS guide
700
Service explainer

How to Get the Infernal Cape in OSRS: A Complete Guide for 2026

The Infernal Cape is one of the most respected capes in OSRS. This 2026 guide covers the Inferno, why so many players never finish it solo, and your realistic options for getting the cape.

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PvM — Bils Services OSRS guide
1200
Guide

OSRS PvM Guide: Bossing, Raids, Loot & Account Progression

Deep dive into Old School RuneScape PvM: how bossing works, what gear unlocks first, where GP and uniques come from, and how professional OSRS PvM services fit your goals.

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Infernal Cape in OSRS — Bils Services OSRS guide
400
Service explainer

Infernal Cape in OSRS: Fire Cape, Inferno & What Makes It Hard

Complete guide to the OSRS Infernal Cape: Fire Cape first, Inferno waves, gear checks, and when a trusted infernal cape service saves you months of retries.

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PVM & Bosses — Bils Services OSRS guide
900
Index / hub

OSRS PVM & Bosses Guide

Player vs Monster in OSRS: bosses, raids, and how our PVM services can get you kills, capes, and loot.

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