Backlash

In the Destruction Warlock talent tree, Backlash sits in the Destruction specialization talents, row 5 of 11. It takes 2 points to fill. Its row opens once 8 points are spent in Destruction Talents.

Connected above

The tree draws a line into Backlash from Mayhem or Havoc and Explosive Potential.

• 
  Mayhem

  Your single target spells have a 35% chance to apply Bane of Havoc below a nearby enemy for 5.1 sec. Curses the ground with a demonic bane, causing all of your single target spells to also strike targets marked with the bane for 50% of the damage dealt. Lasts 5.1 sec.

• 
  Havoc

  Marks a target with Havoc for 15 sec, causing your single target spells to also strike the Havoc victim for 50% of the damage dealt.

• 
  Explosive Potential

  Reduces the cooldown of Conflagrate by 2 sec.

Connected below

Backlash leads on to Chaotic Inferno, Flashpoint and Summon Infernal.

• 
  Chaotic Inferno

  Increases Chaos Bolt damage by 5% and Chaos Bolt now has a 25% chance to make your next Incinerate instant.

• 
  Flashpoint

  When your Wither deals periodic damage to a target above 80% health, gain 2% Haste for 10 sec.

• 
  Summon Infernal

  Summons an Infernal from the Twisting Nether, impacting for (60% of Spell Power) Fire damage and stunning all enemies in the area for 2 sec. The Infernal will serve you for 30 sec, dealing damage to all nearby enemies every 2 sec and generating 1 Soul Shard Fragment every 1 sec.

Same row

Also on this row: Shadowburn, Improved Havoc, Ashen Remains and Cataclysm.

• 
  Shadowburn

  Blasts a target for (496.8% of Spell Power) Shadowflame damage. Only usable on enemies that have less than 20% health. Restores 1 Soul Shard and removes its cooldown if the target dies within 5 sec.

• 
  Improved Havoc

  Increases the duration of Havoc by 5 sec and increases the damage Havoc victims are dealt by an additional 10%.

• 
  Ashen Remains2 ranks

  Chaos Bolt, Shadowburn, and Incinerate deal 3% increased damage to targets afflicted by Wither.

• 
  Cataclysm

  Calls forth a cataclysm at the target location, dealing (364.5% of Spell Power) Shadowflame damage to all enemies within 8 yards and afflicting them with Wither.