TheWoWDBThe Emerald Nightmare
Nythendra Guide
Nythendra in The Emerald Nightmare, quoted from the Adventure Guide. Database holds the raw abilities and the full loot table.
30-second TL;DR
Adventure Guide says
- Nythendra's Infested Breath unleashes great gouts of insects and corruption, consuming 50 Energy.
- When Nythendra's Energy is depleted, she collapses to the ground and Heart of the Swarm begins.
- Stages named in the Adventure Guide: Stage One: The Plagued Dreamer, Stage Two: Heart of the Swarm.
- Tanks: Move away from others while afflicted with Volatile Rot.
- Healers: Stay away from your allies while afflicted with Rot.
- Damage dealers: Stay away from your allies while afflicted with Rot.
Overview
Adventure Guide says
Nythendra's Infested Breath unleashes great gouts of insects and corruption, consuming 50 Energy. When Nythendra's Energy is depleted, she collapses to the ground and Heart of the Swarm begins. Once she is fully recharged, her form coalesces and she resumes her attack.
- Stay away from your allies while afflicted with Rot.
- Quickly run out of Infested Breath.
- Do not stand near insects during Heart of the Swarm.
- Quickly damage allies aflicted with Infested Mind to free them.
- Stay away from your allies while afflicted with Rot.
- Quickly run out of Infested Breath.
- Do not stand near insects during Heart of the Swarm.
- Move away from others while afflicted with Volatile Rot.
- Quickly run out of Infested Breath.
- Do not stand near insects during Heart of the Swarm.
Encounter phases
Adventure Guide says
- Stage One: The Plagued Dreamer
- Stage Two: Heart of the Swarm
Tank mechanics
Adventure Guide says
- Move away from others while afflicted with Volatile Rot.
- Quickly run out of Infested Breath.
- Do not stand near insects during Heart of the Swarm.
Healer mechanics
Adventure Guide says
- Stay away from your allies while afflicted with Rot.
- Quickly run out of Infested Breath.
- Do not stand near insects during Heart of the Swarm.
DPS mechanics
Adventure Guide says
- Stay away from your allies while afflicted with Rot.
- Quickly run out of Infested Breath.
- Do not stand near insects during Heart of the Swarm.
- Quickly damage allies aflicted with Infested Mind to free them.
Boss abilities
| Ability | Adventure Guide | Notes |
|---|---|---|
 Infested | All applications of Infested are removed once Nythendra completes Heart of the Swarm. | |
 Infested Mind | ||
 Spread Infestation | ||
 Infested Ground | ||
 Infested Breath | ||
 Rot | ||
 Volatile Rot | ||
 Tail Lash | ||
 Heart of the Swarm | ||
 Burst of Corruption |
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.
Achievements
Mythic: Cenarius · Mythic: Dragons of Nightmare · Mythic: Elerethe Renferal · Mythic: Nythendra · Mythic: Ursoc · Mythic: Xavius · The Emerald Nightmare · The Emerald Nightmare
Entrance and instance
The Emerald Nightmare is a raid in the Adventure Guide. See the The Emerald Nightmare 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 Nythendra?
Nythendra's Infested Breath unleashes great gouts of insects and corruption, consuming 50 Energy.
How many abilities does Nythendra have?
The current datamine lists 10 named abilities on the Nythendra encounter.
What does Nythendra drop?
The Adventure Guide lists 14 drops. Each name links to its TheWoWDB item page. The full table also lives on the The Emerald Nightmare database page.
Does Nythendra 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.
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.