Mage: Forever against Classic

The Mage had 49 talents in Classic and has 53 in the Forever launch client. 42 of them differ - here is each one.

Want to see the tree rather than the list? Open the Mage talent calculator

New in Forever

Talents with no counterpart in Classic 1.12.

Arcane Improved Channeling Channelled spells are interrupted less often.
Arcane Missile Barrage Arcane Blast and your other main spells can make your next Arcane Missiles faster and free.
Arcane Arcane Geometry Reduces the mana cost of your Arcane spells.
Arcane Arcane Impact Increases the critical chance of Arcane spells.
Arcane Arcane Blast Each Arcane Blast briefly grants spell damage based on your Intellect, stacking up to four times, but makes it cost more.
Arcane Arcane Shielding Your shields absorb more and cost less.
Arcane Arcane Wrath A slow arcane spell on a short cooldown that also deals damage based on your maximum mana.
Fire Incineration Increases the critical chance of Fire Blast, Scorch, Ice Lance and Arcane Blast.
Fire Accelerant Reduces the cast time of Fireball, Frostfire Bolt and Arcane Wrath.
Fire Heating Up Critical hits shorten the cast time of your next Pyroblast, stacking several times.
Frost Ice Lance A quick frost lance, quadrupled against frozen targets.
Frost Fingers of Frost Chill effects make your next spell act as if the target were frozen.

Gone from Classic

Talents that existed in Classic and are not in the Forever client. The text below each one is the Classic tooltip, not our summary.

Arcane Arcane Focus Reduces the chance that the opponent can resist your Arcane spells by 2%.
Arcane Improved Arcane Missiles Gives you a 20% chance to avoid interruption caused by damage while channeling Arcane Missiles.
Arcane Magic Attunement Increases the effect of your Amplify Magic and Dampen Magic spells by 25%.
Arcane Improved Arcane Explosion Increases the critical strike chance of your Arcane Explosion spell by an additional 2%.
Arcane Improved Mana Shield Decreases the mana lost per point of damage taken when Mana Shield is active by 10%.
Fire Improved Fireball Reduces the casting time of your Fireball spell by 0.1 sec.
Fire Incinerate Increases the critical strike chance of your Fire Blast and Scorch spells by 2%.
Frost Piercing Ice Increases the damage done by your Frost spells by 2%.

Moved within its tree

Same tree, different row. A row is a price: from row 2 to row 5 the talent costs 25 points in the tree instead of 10.

Arcane Arcane Subtlety from 0 points in the tree to 5
Arcane Wand Specialization from 5 points in the tree to 0
Arcane Arcane Resilience from 10 points in the tree to 0
Arcane Arcane Meditation a different column in the same row - the price stays at 15 points
Arcane Arcane Instability a different column in the same row - the price stays at 25 points
Fire Impact from 0 points in the tree to 5
Fire Improved Fire Blast from 5 points in the tree to 10
Fire Burning Soul a different column in the same row - the price stays at 10 points
Frost Cold Snap from 10 points in the tree to 20
Frost Improved Blizzard a different column in the same row - the price stays at 10 points
Frost Frost Channeling from 15 points in the tree to 10
Frost Shatter a different column in the same row - the price stays at 15 points
Frost Ice Block from 20 points in the tree to 15
Frost Improved Cone of Cold a different column in the same row - the price stays at 20 points

A different number of ranks

The talent exists in both, with a different number of ranks.

Arcane Magic Absorption 5 ranks in Classic, 2 in Forever
Arcane Arcane Resilience 1 ranks in Classic, 3 in Forever
Fire Impact 5 ranks in Classic, 3 in Forever
Fire Improved Fire Blast 3 ranks in Classic, 2 in Forever
Fire Burning Soul 2 ranks in Classic, 3 in Forever
Fire Fire Power 5 ranks in Classic, 3 in Forever
Frost Shatter 5 ranks in Classic, 3 in Forever — our two Classic sources disagree here; the other one says 1

What changed since BlizzCon

26 changes between the trees shown at BlizzCon and the launch client.

gone Arcane Arcane Focus Arcane spells are resisted less often.
gone Fire Wake of Fire Leaves burning ground behind.
gone Frost Piercing Ice Increases the damage of Frost spells.
new Arcane Arcane Wrath A slow arcane spell on a short cooldown that also deals damage based on your maximum mana.
new Fire Improved Fire Blast Shortens the cooldown of Fire Blast and increases its range.
renamed Fire Improved Fireball → Accelerant Reduces the cast time of Fireball, Frostfire Bolt and Arcane Wrath.
renamed Fire Hot Streak → Heating Up Critical hits shorten the cast time of your next Pyroblast, stacking several times.
renamed Frost Elemental Precision → Precision Increases the chance for all your spells to hit.
moved Arcane Improved Channeling Channelled spells are interrupted less often.
moved Arcane Arcane Resilience Intellect also increases your armor.
moved Arcane Missile Barrage Arcane Blast and your other main spells can make your next Arcane Missiles faster and free.
moved Frost Permafrost Chill effects last longer and slow more.
moved Frost Frostbite Chill effects gain a chance to freeze the target.
moved Frost Frost Channeling Reduces the cost and threat of Frost spells.
moved Frost Improved Blizzard Blizzard slows enemies caught in it.
ranks Arcane Arcane Resilience Intellect also increases your armor.
ranks Arcane Missile Barrage Arcane Blast and your other main spells can make your next Arcane Missiles faster and free.
ranks Fire Incineration Increases the critical chance of Fire Blast, Scorch, Ice Lance and Arcane Blast.
ranks Fire Fire Power Each of your Fire effects on the target increases your Fire damage against it.
reworded Arcane Arcane Blast Each Arcane Blast briefly grants spell damage based on your Intellect, stacking up to four times, but makes it cost more.
reworded Fire Incineration Increases the critical chance of Fire Blast, Scorch, Ice Lance and Arcane Blast.
reworded Fire Fire Power Each of your Fire effects on the target increases your Fire damage against it.
reworded Frost Frost Warding Frost and Ice Armor protect more, Frost Ward can negate a spell outright, and Ice Barrier and Frost Ward absorb more.
reworded Frost Ice Lance A quick frost lance, quadrupled against frozen targets.
reworded Frost Winter's Chill Frost spells stack Winter’s Chill, which your next Cone of Cold consumes for extra damage.
reworded Frost Ice Barrier A shield that absorbs damage and raises your Frost damage. While it holds, hits do not cost you casting time.

Two independent Classic 1.12 talent datasets, compared against each other: maladr0it/classic-talent-calculator and hseager/Classic-WoW-Talent-Planner. All 431 talents they share sit at identical positions in both. Names and positions are taken from the second, which is the complete one; the first is missing Faerie Fire (Feral).