Scourging

In the Unholy Death Knight talent tree, Scourging sits in the Unholy specialization talents, row 9 of 11. It takes 2 points to fill. Its row opens once 20 points are spent in Unholy Talents.

Connected above

The tree draws a line into Scourging from Blightburst.

• 
  Blightburst

  The explosion effect of Putrefy extends the duration of your plagues by 3.1 sec and deals 35% of the damage they would deal over that time instantly. Putrefy now applies your plagues to unaffected targets.

Connected below

Scourging leads on to Blightfall.

• 
  Blightfall

  Dark Transformation grants access to Blightfall. Consume 100% of your plagues around you and deal 100% of their remaining damage instantly. Grants 1 charges of Putrefy.

Same row

Also on this row: Ancient Power, Unholy Aura and Commander of the Dead.

• 
  Ancient Power2 ranks

  Multiple applications may overlap.

• 
  Unholy Aura2 ranks

  Magus of the Dead grants you 1.1% Haste for 15 sec. Multiple applications may overlap.

• 
  Commander of the Dead2 ranks

  Dark Transformation empowers your Dark Arbiter, Abomination, Magus and Lesser Ghouls for 30 sec, increasing their damage by 25%.