The Dark Riders (death knight)

Objectives
Defeat the Dark Riders in the Karazhan Catacombs and claim Apocalypse.
 * Defeat the Dark Riders
 * Apocalypse claimed

Description
The catacombs? I've never heard of such a place. Unless, he means...

There's a sewer grate along the edge of the river leading to a catacombs underneath Karazhan. I've never paid it much attention, but it could lead to the catacombs that the spirit spoke of.

To think, the Dark Riders may have been under our noses this entire time! Come, let us see where this leads.

Rewards

 * 15,050 XP

Progress
Didyou [sic] find what you seek, death knight?

Completion
Today was a great blow against the Dark Riders, and a victory for the people of Duskwood.

They are in your debt, as am I.

Stage 1: The Downward Spiral

 * Make your way into the Dark Riders' catacombs beneath Karazhan.


 * Karazhan Catacombs infiltrated


 * say

The skeletal Cursed Guardians will awaken from their resting places along the walls as you descend and attack you. About halfway down, Revil will say:
 * say

Once you reach the bottom of the stairs, two Dark Riders are guarding the entrance to the tunnel. Upon proceeding further inward, it becomes apparent that the way has been blocked by a field of "Grasping Spirits" summoned by Ariden, who is sitting on his steed on the other side.

Stage 2: Grasp of the Damned

 * Find a way to cross Ariden's spirit barrier.


 * Spirit Barrier crossed


 * say
 * yell
 * say
 * say
 * say

Use Wraith Walk to pass over the spirits safely.


 * yell

Stage 3: Removal Protocols

 * Defeat the guardian of the Dark Riders' vault.


 * Conservator Defeated

The Conservator, a damaged arcane golem, emerges from a room to the west.


 * yell

Stage 4: The World-Ender

 * Find Apocalypse among the Dark Riders' artifacts.


 * Apocalypse found


 * say
 * say
 * say

Apocalypse is resting, seemingly unguarded, in a room in the westernmost part of the catacombs. Upon attempting to loot it, Ariden appears and knocks the player back.
 * yell
 * say
 * Ariden uses his magic to lift Revil off the ground and choke him.
 * yell
 * Ariden equips Apocalypse.
 * yell
 * Ariden rides past the player deeper into the northern part of the catacombs.
 * say

Stage 5: The Rider's Prize

 * Follow Ariden into the depths of the Karazhan catacombs.


 * Ariden followed

Head to the northernmost part of the catacombs and defeat any Dark Riders and Cursed Guardians you encounter along the way.

Stage 6: The Fate of the Son

 * Follow and defeat Ariden.


 * defeated

Upon approaching Ariden in the final chamber:
 * say
 * say
 * yell

During the fight, Ariden uses Apocalypse to summon ghouls from the ground, but as the fight progresses his voice grows increasingly desperate.
 * yell
 * yell
 * yell

Upon bringing Ariden to 1% health, Apocalypse slips from his grasp and lands in the middle of the chamber, with Ariden kneeling in defeat.
 * yell
 * The spirit of Laith Sha'ol appears, hovering above Apocalypse.
 * say
 * say
 * say
 * Ariden dies.
 * say
 * Laith's spirit fades away.

Final Stage: Apocalypse

 * Claim Apocalypse.


 * Apocalypse

Upon looting Apocalypse, Revil, who was waiting at the entrance, runs into the chamber.


 * say
 * say
 * say
 * say