The nefarious Kel'Thuzad awaits at the apex of the soul river, allowing the lich to draw upon an unlimited well of power. All his countless schemes and machinations have led to this final confrontation, where he has plotted the mortal champions' ultimate demise in service of his true master.
On Mythic difficulty, Kel'Thuzad starts with two stacks of Necrotic Surge.
When Azeroth was young, Odyn traded his eye to Mueh'zala to peer into the Shadowlands. Vain Odyn was deceived, for the Jailer twisted the Eye to serve his own ends. The Eye's unwavering gaze allows the Jailer to see all that transpires within his domain--and perhaps others as well.
[Dragging Chains] is less effective when Stygian Abductors try to drag multiple people.
[Hopeless Lethargy] will slow down and damage other players.