From wow.incgamers.com

Statistics

• This skill requires the Premeditation Talent

Talent Improvements

Subtlety Tree

Talent: Preparation Talent
Effect: When activated, this ability immediately finishes the cooldown on your Evasion, Sprint, Vanish, Cold Blood, Adrenaline Rush and Premeditation abilities.
Statistics: N/A.

Talent: Premeditation Talent
Effect: When used, adds 2 Combo Points to your target. You must add to or use those Combo Points within 10 sec or the Combo Points are lost.
Statistics: N/A.

Threat Level

This skill causes a low 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.