Boss
Corstilax
Corstilax - The Arcway
Found In
Adventure Guide Entry
The in-game Adventure Guide text for the Corstilax encounter in The Arcway.
This massive construct patrols the tunnels beneath Suramar, searching for anomalies and correcting them. He has detected one such anomaly - a breach in one of the conduits that carries the power of the Nightwell - and works to repair it. But living outsiders wandering the tunnels are also an anomaly; one that Corstilax is empowered to remedy.
Encounter Facts
In the game's encounter order for The Arcway, Corstilax comes 1st of 5, before Nal'tira.
Instance Entrance: Suramar
The Arcway entranceThe Arcway entrance is in Suramar, at 41.0, 61.9 on the Suramar map.
Abilities & Strategy
What the in-game dungeon journal describes for this encounter. Every ability links to its spell page.
Abilities & Strategy
Overview
Corstilax guards the Nightwell breach, attempting to limit players' exposure to Nightwell Energy. Players must free their allies from Quarantine and avoid direct damage from Suppression Protocol.
Damage Dealers
- Nightwell Energy significantly increases haste but will cause Cleansing Force to stun you.
Healers
- Suppression Protocol inflicts moderate group wide damage.
Tanks
Ability Spells
Every ability the Adventure Guide lists for Corstilax, with its spell's school, cast time and duration and the description the game gives it.
Quarantine
Arcane · 2 sec cast
Corstilax places a random player in Quarantine, stunning them for 20 sec. or until the Quarantine is shattered. Quarantine is shattered when a player channels on it for 1 sec.
Suppression Protocol
Arcane · 2 sec cast · Lasts 5 sec
In addition, this effect inflicts Arcane damage to all players.
Energy Burst
Arcane · Instant · Lasts 15 sec
The nearby conduit bursts, applying a stack of Nightwell Energy to all players and creating several pools of residual energy for 15 sec. Players that enter the pools gain a stack of Nightwell Energy.
Cleansing Force
Arcane · 2 sec cast · Lasts 8 sec
Corstilax draws in all players, removing one stack of Nightwell Energy every 2 sec for 8 sec. This effect stuns the target for 12 sec if they still have stacks of Nightwell Energy.
Nightwell Energy
Arcane · Instant · Lasts 15 min
Nightwell energy increases haste by 15%. This effect stacks.
3D Model
First-party render from the game files. Model © Blizzard Entertainment.
Drops
Loot the dungeon journal lists for this encounter in The Arcway.
What is shown is the loot the game's own dungeon journal lists for this encounter.
What Each Drop Is
The Corstilax encounter lists 9 items in the dungeon journal, item level 50. Equip slots covered: Back, Trinket, Head, Chest, Wrist, Shoulder and Neck. Every piece binds when picked up, so none of it reaches the Auction House.
- Cape of Rigid Order Back (Cloth), item level 50, requires level 40. Bind on Pickup. Stats: Agility or Strength or Intellect, Stamina, Mastery and Haste. A vendor pays 29g 90s for it.
- Cleansing Isotope Gem, item level 50, requires level 40. Bind on Pickup. A vendor pays 35g 97s for it.
- Coagulated Nightwell Residue Trinket, item level 50, requires level 40. Bind on Pickup. Stats: Mastery. A vendor pays 6g 63s for it. Use: Nightwell Energy. Equip: Nightwell Energy.
- Collar of Enclosure Head (Cloth), item level 50, requires level 40. Bind on Pickup. Stats: Intellect, Stamina, Critical Strike and Haste. A vendor pays 30g 13s for it. Part of the Nightwell Arcanum set.
- Decontaminated Chain Tunic Chest (Mail), item level 50, requires level 40. Bind on Pickup. Stats: Agility or Intellect, Stamina, Critical Strike and Versatility. A vendor pays 40g 9s for it.
- Detention Wristclamps Wrist (Plate), item level 50, requires level 40. Bind on Pickup. Stats: Strength or Intellect, Stamina, Haste and Versatility. A vendor pays 20g 63s for it.
- Quarantine Catalyst Gem, item level 50, requires level 40. Bind on Pickup. A vendor pays 36g 10s for it.
- Spaulders of Aberrant Inhibition Shoulder (Leather), item level 50, requires level 40. Bind on Pickup. Stats: Agility or Intellect, Stamina, Mastery and Critical Strike. A vendor pays 32g for it.
- Stabilized Energy Pendant Neck, item level 50, requires level 40. Bind on Pickup. Stats: Stamina, Critical Strike and Versatility. A vendor pays 10g 54s for it. Equip: Stabilized Energy.
Read from the current game build's item data. Listed prices come from our latest US Auction House scan; a drop that binds when picked up never has one.
Achievements for Defeating It
1 achievement list a victory over Corstilax among its criteria.