Nightmare Grove
Nightmare Grove is a level 60 raid in the WoW Forever beta client's files that Blizzard has not announced for Forever (Speculation: it may never be playable), with 4 bosses.
Raid. Levels 60–60 (Forever client: group finder). 40 players (Forever client).
Map
A map of Nightmare Grove with 1 floor, stitched from the Forever client's own minimap art (Forever client).

Bosses
4 bosses, in the client's order (Forever client).
1. Emeriss
Abilities
- Volatile Infection (Classic data): Infects an enemy for 2 min., causing it to inflict 875 to 1125 Nature damage to its nearby allies every 5 sec.
- Despawn Putrid Mushrooms (Classic data)
- Summon Putrid Mushroom (Classic data)
- Corruption of the Earth (Classic data)
Healer tips (Classic data)
- Volatile Infection puts a disease debuff on a random player about every 10 sec: remove it if your class can.
2. Lethon
Abilities
- Shadow Bolt Whirl (Classic data): Hurls a bolt of dark magic at an enemy, inflicting Shadow damage.
- Draw Spirit (Classic data)
- Spirit Shade Visual (Classic data)
3. Taerar
Abilities
- Arcane Blast (Classic data): Blasts an enemy with Arcane magic, inflicting normal damage plus 1050 to 1350 and knocking the enemy back.
- Bellowing Roar (Classic data)
- Despawn Shades of Taerar (Classic data)
- Self Stun (Classic data)
- Summon Shade of Taerar (Classic data)
- Summon Shade of Taerar (Classic data)
- Summon Shade of Taerar (Classic data)
Healer tips (Classic data)
- Arcane Blast hits a player who isn't the tank about every 60 sec.
- Bellowing Roar fears all for 4 sec about every 25 sec.
4. Ysondre
Abilities
- Lightning Wave (Classic data): Strikes an enemy with a lightning bolt that arcs to another nearby enemy. The spell affects up to 10 targets, inflicting greater Nature damage to each successive target.
- Summon Demented Druid Spirit (Classic data)
Healer tips (Classic data)
- Lightning Wave hits a player who isn't the tank about every 10 sec.
Quests
No quests for Nightmare Grove in our data yet.
Videos
- Blizzard Didn't Show THIS. I Dug Through WoW Forever's Files | Datamine by DEMOnik Infern
Other raids for these levels
- Onyxia's Lair (levels 60)
- Zul'Gurub (levels 60)
- Molten Core (levels 60)
- Blackwing Lair (levels 60)
- Ruins of Ahn'Qiraj (levels 60)
- Ahn'Qiraj Temple (levels 60)
Sources
The WoW Forever beta client (build 1.60.1.70658), what players' ForeverDB addons saw in Forever, Blizzard's posts, and for Classic instances CMaNGOS classic-db (GPL-3.0), labelled Classic data.
Not known yet
- The client's world map has no entrance pin for this instance yet (Map.Corpse is empty).
- No boss models yet: the client doesn't say which creature each boss is.
- No drops seen in Forever yet. The ForeverDB addon records them as you play.
- No quests for this instance in our quest data yet.
Data from the WoW Forever beta client, build 1.60.1.70658, extracted .