From wow.incgamers.com

Statistics

Talent Improvements

Arcane Tree

Talent: Arcane Subtlety
Effect: Reduces your target's resistance to all your spells and reduces the threat caused by your Arcane spells by a %.
Statistics: Rank 1 = -5 target's resistance, -20% threat, Rank 2 = -10 target's resistance, -40% threat.

Talent: Arcane Instability
Effect: Increases your spell damage and critical strike chance by a %.
Statistics: Rank 1 = 1%, Rank 2 = 2%, Rank 3 = 3%.

Talent: Arcane Power Talent
Effect: When activated, your spells deal 30% more damage while costing 30% more mana to cast. This effect lasts 15 sec.
Statistics: N/A

Talent: Spell Power
Effect: Increases critical strike damage bonus of all spells by a %.
Statistics: Rank 1 = 25%, Rank 2 = 50%.

Talent: Mind Mastery
Effect: Increases spell damage by up to a % of your total Intellect.
Statistics: Rank 1 = 5% Rank 2 = 10%, Rank 3 = 15% Rank 4 = 20%, Rank 5 = 25%.

Talent: Arcane Focus
Effect: Reduces the chance that the opponent can resist your Arcane spells by a %.
Statistics: Rank 1 = 2%, Rank 2 = 4%, Rank 3 = 6%, Rank 4 = 8%, Rank 5 = 10%.

Talent: Improved Arcane Missiles
Effect: Gives you a % chance to avoid interruption caused by damage while channeling Arcane Missiles.
Statistics: Rank 1 = 20% Rank 2 = 40%, Rank 3 = 60%, Rank 4 = 80%, Rank 5 = 100% .

Talent: Empowered Arcane Missiles
Effect: Your Arcane Missiles spell gains an additional % of your bonus spell damage effects, but mana cost is increased by a %.
Statistics: Rank 1 = Arcane Missiles + 15%, mana cost +2%, Rank 2 = Arcane Missiles + 30%, mana cost +4%, Rank 3 = Arcane Missiles +45%, mana cost +6%.

Fire Tree

Talent: Playing With Fire
Effect: Increases all spell damage caused by a % and all spell damage taken by a %.
Statistics: Rank 1 = 1%, Rank 2 = 2%, Rank 3 = 3%.

Threat Level

This skill causes a moderate amount of Threat.

Uses in PvP

Please feel free to add a bullet list of uses within PvP or editorial if you have more to say. What use is it against other builds, what skills can it be used to counteract or prevent. What skills does it work well in combination with.

Uses in PvE

Please feel free to add a bullet list of uses within PvE or editorial if you have more to say. Which creatures/bosses in particular is it useful against. What skills does it work well in combination with.