Shattering Blade

In the Frost Death Knight talent tree, Shattering Blade sits in the Frost specialization talents, row 9 of 11. It is a single-point node. Its row opens once 20 points are spent in Frost Talents.

Connected above

The tree draws a line into Shattering Blade from Avalanche and Icebreaker.

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  Avalanche

  Casting Howling Blast with Rime active causes jagged icicles to fall on enemies nearby your target, applying Razorice and dealing (22.5% of Attack Power) Frost damage.

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  Icebreaker2 ranks

  When empowered by Rime, Howling Blast deals 30% increased damage to your primary target.

Connected below

Shattering Blade leads on to Frostbane.

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  Frostbane

  Each foe struck with Glacial Advance has a chance to transform your next Frost Strike into Frostbane. The chance increases with the number of Razorice stacks on the target. Start a frozen onslaught that strikes twice, unleashing the chilling essence of winter, dealing (72% of Attack Power) Frost damage to all enemies caught in its wake with each strike. Each enemy struck reduces the damage dealt to the next foe by 5%, down to 40%.

Same row

Also on this row: Obliteration, Icy Death Torrent and Hyperpyrexia.

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  Obliteration

  During Pillar of Frost, Frost Strike, Glacial Advance, and Howling Blast always grant Killing Machine and have a 20% chance to generate a Rune. Additionally during Pillar of Frost, Empower Rune Weapon causes your next Obliterate or Frostscythe to cost no Runes.

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  Icy Death Torrent

  Your auto attack critical strikes have a chance to send out a torrent of ice dealing (140% of Attack Power) Frost damage to enemies in front of you.

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  Hyperpyrexia

  Your Runic Power spending abilities have a chance to additionally deal 30% of the damage dealt over 4 sec.