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MobHeigan, the Great Unclean One
Image of Heigan, the Great Unclean One
Race Human (Undead)
Level 91 Boss
Class Necromancer
Location Plague Quarter Ruins, Naxxramas, the Fallen Necropolis
Status Killable


Heigan, the Great Unclean One is the boss of the Plague Quarter Ruins in Naxxramas, the Fallen Necropolis.

Heigan the Unclean

The Great Unclean One.

Abilities

Phase One - The Gauntlet

The encounter begins upon entering the Hall of the Unclean One. Players must run a gauntlet down the hall to reach Heigan at the far end.

=Glaring Eye Stalk

Eye Stalks grow out of the plague pits that line the Hall of the Unclean One.

  • Spell nature corrosivebreath Glare of Soul Flaying  —  A beam of dark magic that deals shadow damage every second and reduces movement speed. Cast on the nearest target. 20 yard range. 3 second channel.

Unclean Ghoul

Unclean Ghouls spawn periodically from plague pits when Glaring Eye Stalks are slain. They will attack the nearest targets.

  • Spell nature corrosivebreath Unclean Claws  —  The ghoul's filthy claws inflict this disease with every swipe. Deals extra nature damage and reduces the effectiveness of healing spells by 25% for 5 seconds. Cast on the nearest target. 3 second channel.

Children of Heigan

Enormous maggots that spawn periodically from plague pits when Glaring Eye Stalks are slain. Between 8 and 10 will spawn altogether, 1 every 0.5 seconds. They will attack the nearest target.

  • Spell nature corrosivebreath Plague Splash  —  When slain, Children of Heigan will sometimes release a burst of plagued slime, striking all nearby targets for nature damage. 10 yard range. 25% chance to use upon death.

Loatheb Spores

Spores from the slain beast Loatheb, these spawn periodically from plague pits when Glaring Eye Stalks are slain. Loatheb Spores will move towards random targets, and can acquire a target from anywhere in the hall.

  • Spell nature corrosivebreath Spore Explosion  —  The Loatheb Spore explodes with necrotic force, dealing a burst of nature damage to everyone it hits and reducing the effectiveness of healing spells used against them by 90%. This effect will be gradually reduced over time. Healing reduction is initially 90%, improving by 10% every second. i.e. 90%, 80%, 70%, etc.

=Unclean Warrior

These skeleton warriors spawn from bone piles at the far end of the Hall of the Unclean One, where Heigan stands. They will move towards the players as soon as they rise and attack with melee strikes.

=Unclean Shadowcaster

These skeletal mages spawn from bone piles at the far end of the Hall of the Unclean One, where Heigan stands. They will move towards the players as soon as they rise.

  • Spell shadow painspike Shadow Crash —  Fires a shadow missile at a random target that arcs through the air. When the missile hits the ground, it deals shadow damage to all nearby targets. 3 second casting time. Missile affects all targets within 10 yards of the impact.

=Unclean Guardian

Two skeletal champions guard Heigan at the far end of the Hall of the Unclean One. When they are slain, Phase Two will begin.

  • Spell shadow shadowbolt Mortal Strike —  Inflicts 150% weapon damage and leaves the target wounded, reducing the effectiveness of any healing by 50% for 5 sec.
  • Spell shadow shadowbolt Shadow Shock —  Instantly lashes nearby enemies with dark magic, inflicting Shadow damage.

Phase two

After 90 seconds Heigan will teleport to the middle of the raised platform and begin channeling.

Deals 7,500 Nature damage a second to any player remaining on the raised platform during Phase Two.
Three quarters of the remaining area of the room will be hit by eruption every few seconds during Phase Two. Does 6650 to 7350 Nature damage on a hit. Near the edge of a safe spot players will only be hit once. In the middle of unsafe spots they will be hit multiple times which is generally fatal.


Strategy

Forces players to run through gauntlet, avoiding plague waves, undead, vermin, and Loatheb type-spores. Heigan awaits at the end of gauntlet and can be pulled and damaged for a short time. Periodically he will teleport all players to the start of the gauntlet and start it over again.

Heroic Mode Strategy

Achievements

  • H [50WQ] Cleanup Crew - Defeat Heigan without taking any damage from Loatheb Spores.


Quotes

Aggro
  • Come... and... die...
Begins the Gauntlet
  • Your ordeal is never over...
  • Surrender. It is so much easier.
Killing a player
  • Close your eyes. Sleep.
  • All life is finite. Only death is eternal.
  • The end is upon you.
Death
  • This was my destiny...
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