Arcane Blast damage increased to 192.4% SP (Was 181.5%).
Arcane Missiles damage increased to 221.5% SP (Was 209%).
Arcane Orb damage increased to 500% SP (Was 81.7%).
Nether Tempest damage reduced to 4.7% SP (Was 5.5%).
Rune of Power reduced to a 40% SP Increase (Was 50%).
Supernova damage reduced to 170% SP (Was 190%).
Level 100 Talent Quickening redesigned - Arcane Blast and Arcane Explosion grant 5% Haste and increase the mana cost of your spells by 3% for 10 sec. This effect stacks, and is cleared when you cast Arcane Barrage.
New spell, Prismatic Barrier - Shields you for 30 sec, absorbing [ 700% of Frost Spell Power ] damage, reducing magical damage taken by 15%, and reducing the duration of all harmful Magic effects against you by 25%.
New level 30 talent, Mana Shield - Prismatic Barrier has no cooldown, but your mana is drained by 50% of the damage it absorbs. Replaces Cauterise, which is now Fire only.
Ice Floes removed, replaced by Chrono Shift - Arcane Barrage slows enemies by 30% and increases your movement speed by 30% for 8 sec.
Presence of Mind moved to level 30 Talent.
New Level 15 Talent, Temporal Flux - Arcane Blast's cast time is reduced by 5% for each Arcane Charge.
Unstable Magic proc chance increased to 20% (Was 15%).
Words of Power changed to a 1% increased chance for every 25% unspent (Was 20%).
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Update 30/11/16:
New level 15 Talent, Amplification: Arcane Missiles deals an additional 15% damage per Arcane Charge.
Updated level 30 Talent, Mana Shield: Prismatic Barrier has no cooldown, but your mana is drained by 20% of the damage it absorbs.
Updated level 100 Talent, Overpowered: Arcane Power now increases damage by 70% and reduces mana costs by 70%.
Updated level 30 Talent, Slipstream: Arcane Missiles and Evocation may be channeled while moving.
Temporal Flux moved to level 100 Talent.
Words of Power updated: Grants 1% increased chance to trigger Arcane Missiles per 20% of your mana you have unspent.
Arcane Blast updated: Mana cost increased by 60% (was 125%) per Arcane Charge.
Arcane Explosion updated: Mana cost increased by 60% (was 125%) per Arcane Charge.
Presence of Mind made baseline.