Mass Polymorph

In the Arcane Mage talent tree, Mass Polymorph sits in the Mage class talents, row 9 of 10. It is a single-point node. Its row opens once 20 points are spent in Class Talents.

Choice node

Mass Polymorph shares its node with Ring of Frost. A character takes one of the two.

• 
  Ring of Frost

  Summons a Ring of Frost for 10 sec at the target location. Enemies entering the ring are incapacitated for 10 sec. Limit 10 targets. When the incapacitate expires, enemies are slowed by 65% for 4 sec.

Connected above

The tree draws a line into Mass Polymorph from Flow of Time.

• 
  Flow of Time

  Shimmer's cooldown is reduced by 3 sec.

Connected below

Mass Polymorph leads on to Spatial Manipulation or Reflection.

• 
  Spatial Manipulation

  Shimmer gains an additional charge.

• 
  Reflection

  After casting Shimmer, it is replaced with Reflection for 8 sec. Teleports you back to where you last Shimmered. Castable while casting and unaffected by the global cooldown.

Same row

Also on this row: Permafrost Bauble, Freezing Cold or Ice Nova, Time Manipulation, Energized Barriers, Mass Invisibility and Barrier Diffusion.

• 
  Permafrost Bauble

  Ice Cold's cooldown is reduced by 30 sec.

• 
  Freezing Cold

  Enemies hit by Cone of Cold are frozen in place for 5 sec instead of snared. When your roots expire or are dispelled, your target is snared by 80%, decaying over 3 sec.

• 
  Ice Nova

  Causes a whirl of icy wind around the enemy, dealing (138% of Spell Power) Frost damage to the target and all other enemies, freezing them in place for 2 sec. Damage reduced beyond 8 targets.

• 
  Time Manipulation

  The cooldowns of your loss of control spells are reduced by 5 sec.

• 
  Energized Barriers

  Casting your barrier removes all snare effects.

• 
  Mass Invisibility

  You and your allies instantly become invisible for 12 sec. Taking any action will cancel the effect. [Does not affect allies in combat.]

• 
  Barrier Diffusion

  When your Barrier is removed, reduce its cooldown by 5 sec.