-Molten Armor now causes 170 Fire damage when hit for all ranks (Up from 75/130/170) and also increases your critical strike rating by 25% of your spirit.
-Improved Scorch now increases spell critical strike chance against the target by 1%.
-Fiery Payback got an additional effect - When below 35% health all damage taken is reduced by 10% and your Pyroblast spell's cast time is reduced by 1.75 secs while the cooldown is increased by 2.5 secs. In addition, melee and ranged attacks made against you have a 5% chance to disarm your attacker's main hand and ranged weapons.
-Impact now gives your damaging spells a 4/7/10% chance to cause the next Fire Blast you cast to stun the target for 2 sec.
-Pyromaniac: Now grants 17/33/50% of mana regeneration while casting.
Frost
-Winter's Chill now increases the chance spells will critically hit the target by 1%. (Down from 2%)
Arcane
-Arcane Meditation: Now grants 17/33/50% of mana regeneration while casting.
-Mirror Image: The images no longer cast Polymorph.
-Mage Armor: Now grants 50% of mana regeneration while casting.
Glyphs
-Glyph of Ice Armor: Now increases resistance and armor by 50%.
-Glyph of Arcane Barrage: Reduces the mana cost of Arcane Barrage by 20%.
-Glyph of Deep Freeze: Increases the range of Deep Freeze by 10 yards.
-Glyph of Ice Barrier: Increases the amount of damage absorbed by your Ice Barrier by 30%.
-Glyph of Living Bomb: The periodic damage from your Living Bomb can now be critical strikes.
-Glyph of Molten Armor -- Your Molten Armor grants an additional 15% of your spirit as critical strike rating. (Old - Your Molten Armor spell grants an additional 2% critical strike chance.)
-Glyph of Mirror Image -- Your Mirror Image spell now creates a 4th copy. (Old - Your Mirror Images gain the Winter's Chill talent, granting their Frostbolt spell a 100% chance to apply the Winter's Chill effect, which increases the chance spells will critically hit the target by 2% for 15 sec. Stacks up to 5 times.)
Tier sets
25 man
10 man