From wow.incgamers.com

Statistics

• This skill requires the Arcane Power Talent

Talent Improvements

Arcane Tree

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

Threat Level

This skill causes no amount of Threat directly.

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.