Kel'Thuzad

1
Barbed Chains
Increase Chains of Kel'Thuzad damage by 125%. After gaining 30 Blight, Chains of Kel'Thuzad reduces the armor of pulled Heroes by 15 for 4 seconds
4
Phylactery of Kel'Thuzad
Quest: Collect 12 Regeneration Globes to charge Kel'Thuzad's Phylactery. REWARD: Kel'Thuzad's Phylactery can be activated while dead to immediately respawn at the Hall of Storms, but must be charged again. PASSIVE: Kel'Thuzad heals for 10% of all Spell Damage dealt while the Phylactery is charged
7
Glacial Spike
Activate to create a spike that detonates after 4 seconds, dealing 60 damage to nearby enemies. The spike can be affected by Chains of Kel'Thuzad.
10
Shadow Fissure
Create a fissure anywhere on the Battleground that explodes after 1.5 seconds, dealing 400 damage to enemy Heroes in its area.
13
Chains of Ice
After Chains of Kel'Thuzad stun expires, targets are slowed by 60% for 1 second.
16
Hungering Cold
Enemies rooted by Frost Nova take an additional 55 damage each time they are damaged by Kel'Thuzad during the next 4 seconds.
20
Might of the Scourge
Hitting an enemy hero with Shadow Fissure resets the cooldown