Mana Cascade

In the Arcane Mage talent tree, Mana Cascade sits in the Sunfury hero talent tree, row 2 of 5. It is a single-point node.

Connected above

The tree draws a line into Mana Cascade from Spellfire Spheres.

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  Spellfire Spheres

  Casting a damaging spell has a 6% chance to conjure a Spellfire Sphere. While you're out of combat, you will slowly conjure Spellfire Spheres over time. Increases your spell damage by 1.1%.

Connected below

Mana Cascade leads on to Merely a Setback or Time Twist.

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  Merely a Setback

  The bonuses provided by your Barrier spells persist at 100% effectiveness for an additional 8 sec after your Barrier is removed.

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  Time Twist

  Alter Time's cooldown is reduced by 10 sec.

Same row

Also on this row: Invocation: Arcane Phoenix, Burden of Power and Glorious Incandescence.

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  Invocation: Arcane Phoenix

  When you cast Arcane Surge, summon an Arcane Phoenix to aid you in battle. Your Arcane Phoenix aids you for the duration of your Arcane Surge, casting random Arcane and Fire spells.

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  Burden of Power

  Arcane Blast damage increased by 30%. Arcane Pulse damage increased by 20%.

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  Glorious Incandescence

  Generating a Spellfire Sphere causes your next cast of Fire Blast to call down a storm of 4 Meteorites on its target. Calls down a meteorite which lands at the target location after 3 sec, dealing (102% of Spell Power) Fire damage to all enemies hit, reduced beyond 8 targets.