TheWoWDBAzeroth
Ivus the Decayed Guide
Ivus the Decayed in Azeroth, quoted from the Adventure Guide. Database holds the raw abilities and the full loot table.
30-second TL;DR
Adventure Guide says
- Ivus the Decayed often uses abilities to attack several players at random and will retreat to the safety of his Petrified Bark when at low health.
- Tanks: Ivus will cast Plague Breath in your direction, leaving a Plagued Bog on the ground beneath you.
- Healers: Hurl Blight will hit players at random.
- Damage dealers: Hurl Blight will hit players at random.
Overview
Adventure Guide says
Ivus the Decayed often uses abilities to attack several players at random and will retreat to the safety of his Petrified Bark when at low health.
- Ivus will cast Plague Breath in your direction, leaving a Plagued Bog on the ground beneath you.
- Fungal Bloom will leave a few clear areas on initial impact before spreading.
- Plaguelings summoned while Ivus is Petrified fixate on players at random and cannot be controlled through threat generation.
- Hurl Blight will hit players at random.
- Fungal Bloom will leave a few clear areas on initial impact before spreading.
- Plaguelings will channel Devour on a random player until they are dispatched.
- Hurl Blight will hit players at random.
- Fungal Bloom will leave a few clear areas on initial impact before spreading.
- Ivus will remain immune to damage while Petrified. Dispatch all active Plaguelings to make Ivus end the Petrification.
Tank mechanics
Adventure Guide says
- Ivus will cast Plague Breath in your direction, leaving a Plagued Bog on the ground beneath you.
- Fungal Bloom will leave a few clear areas on initial impact before spreading.
- Plaguelings summoned while Ivus is Petrified fixate on players at random and cannot be controlled through threat generation.
Healer mechanics
Adventure Guide says
- Hurl Blight will hit players at random.
- Fungal Bloom will leave a few clear areas on initial impact before spreading.
- Plaguelings will channel Devour on a random player until they are dispatched.
DPS mechanics
Adventure Guide says
- Hurl Blight will hit players at random.
- Fungal Bloom will leave a few clear areas on initial impact before spreading.
- Ivus will remain immune to damage while Petrified. Dispatch all active Plaguelings to make Ivus end the Petrification.
Boss abilities
| Ability | Adventure Guide | Notes |
|---|---|---|
 Plague Breath | ||
 Plagued Bog | ||
 Hurl Blight | ||
 Shockwave | ||
 Fungal Bloom | ||
 Petrify | ||
 Devour |
Loot
Every name is a TheWoWDB item page. Hover the row for the first-party tooltip.
Mounts, toys, achievements, transmog
Only rows the journal loot table or an achievement title can prove for this encounter.
Mounts
Entrance and instance
Azeroth is a raid in the Adventure Guide. See the Azeroth database page for the raw journal, map, and loot grid. This guide does not invent coordinates or a walking path.
Related bosses
Player strategy
This page quotes the Adventure Guide. It does not add player strategy such as positioning, assignments, stack or spread calls, or cooldown timings unless that sentence is already in the journal.
Questions
What does the Adventure Guide say about Ivus the Decayed?
Ivus the Decayed often uses abilities to attack several players at random and will retreat to the safety of his Petrified Bark when at low health.
How many abilities does Ivus the Decayed have?
The current datamine lists 7 named abilities on the Ivus the Decayed encounter.
What does Ivus the Decayed drop?
The Adventure Guide lists 11 drops. Each name links to its TheWoWDB item page. The full table also lives on the Azeroth database page.
Does Ivus the Decayed change on Heroic or Mythic?
The current Adventure Guide text for this encounter does not include separate Heroic or Mythic sentences we can quote. If a later client build adds them, they appear here automatically.
Does Ivus the Decayed drop a mount?
The journal loot table includes Mollie. Each links to its TheWoWDB mount page.
Where does this guide's text come from?
Quoted Adventure Guide sections come from TheWoWDB's retail datamine (client build 12.1.0.69587, ingested 2026-09-01). Player strategy such as positioning, assignments, and cooldown timings is omitted unless that sentence is already in the journal.
Source and build
This page quotes the Adventure Guide. It does not add player strategy such as positioning, assignments, stack or spread calls, or cooldown timings unless that sentence is already in the journal. Quoted sections come from TheWoWDB Adventure Guide datamine (client build 12.1.0.69587, ingested 2026-09-01). Ability names link to first-party spell pages. When a newer retail build is ingested, this page updates with it.