Permafrost

In the Blood Death Knight talent tree, Permafrost sits in the Death Knight class talents, row 4 of 10. It is a single-point node.

Connected above

The tree draws a line into Permafrost from Gloom Ward.

• 
  Gloom Ward2 ranks

  Absorbs are 15% more effective on you.

Connected below

Permafrost leads on to Icy Talons, Death Notes and Anti-Magic Zone.

• 
  Icy Talons
• 
  Death Notes

  Raise Ally costs 30 less Runic Power.

• 
  Anti-Magic Zone

  Places an Anti-Magic Zone for 6 sec, reducing the magic damage taken by party or raid members by 15%.

Same row

Also on this row: Coldthirst, Proliferating Chill, Veteran of the Third War, Death Pact, Brittle and Blood Bond.

• 
  Coldthirst

  Successfully interrupting an enemy with Mind Freeze grants 10 Runic Power and reduces its cooldown by 3 sec.

• 
  Proliferating Chill

  Chains of Ice affects 1 additional nearby enemy.

• 
  Veteran of the Third War

  Stamina increased by 20%. Damage taken reduced.

• 
  Death Pact

  Create a death pact that heals you for 50% of your maximum health, but absorbs incoming healing equal to 30% of your max health for 15 sec.

• 
  Brittle

  Your diseases have a chance to weaken your enemy causing your attacks against them to deal 6% increased damage for 5 sec.

• 
  Blood Bond