Iron Heart

In the Blood Death Knight talent tree, Iron Heart sits in the Blood specialization talents, row 8 of 11. It is a single-point node. Its row opens once 20 points are spent in Blood Talents.

Connected above

The tree draws a line into Iron Heart from Voracious, Everlasting Bond and Lifeblood.

• 
  Voracious

  Death Strike's healing is increased by 5% and grants you 15% Leech for 8 sec.

• 
  Everlasting Bond

  Summons 1 additional copy of Dancing Rune Weapon and increases its duration by 4 sec.

• 
  Lifeblood

  Death Strike heals for an additional 20% of its healing over 5 sec.

Connected below

Iron Heart leads on to Sanguine Ground, Bloodshot and Consumption.

• 
  Sanguine Ground

  You deal 6% more damage and receive 5% more healing while standing in your Death and Decay.

• 
  Bloodshot

  While Blood Shield is active, you deal 8% increased damage and damage taken is reduced by 4%.

• 
  Consumption

  Empower the runes in your weapon, reducing the damage you take over the duration and unleashing a devastating attack that deals (625.1% of Attack Power) Shadow damage and consumes up to 75% of your Blood Plague instantly from enemies in front of you. I: Consumes up to 25% of your Blood Plague. While empowering, your damage taken is reduced by 5% and an additional 8 sec after empowering. II: Consumes up to 50% of your Blood Plague. While empowering, your damage taken is reduced by 10% and an additional 4 sec after empowering. III: Consumes up to 75% of your Blood Plague. While empowering, your damage taken is reduced by 15% and an additional 2 sec after empowering.

Same row

Also on this row: Plague Infusion, Bloody Reflection, Bloodied Blade and Coagulopathy.

• 
  Plague Infusion
• 
  Bloody Reflection

  While Blood Shield is active, taking direct damage reflects (110% of Attack Power) Shadow damage back to the attacker. Blood Shield can now absorb up to 65% of your maximum health.

• 
  Bloodied Blade
• 
  Coagulopathy