Monster Manual classification: Unknown
Alignment: Chaotic Evil
- Entering the Gate Chamber
- Extraplanar Palace: Buying Time
- Extraplanar Palace: Buying Time - EPIC
- Extraplanar Palace: Labor Shortage
- Extraplanar Palace: Labor Shortage - EPIC
- Extraplanar Palace: The Dragon's Hoard
- Extraplanar Palace: The Dragon's Hoard - EPIC
- In the Demon's Den
- Into the Deep — From the portals the Demon of the Frenzied Blood opens.
- Tempest's Spine — Orange-named in the Lair of Fire and Ice.
- The End of the Road — Razagnol's fight.
- The Sanctum: Church of the Fury
- The Threnal Arena — Second and third waves
- Underdark Arena: Ring of Fire — Orange-named
- Purge the Fallen Shrine — found at the first intersection, near the Tale of the Fallen Hero book
- Killing Time — Optional: Into the Deep; CR