Rankings are based on the following ability priority:

1) Hunter's Mark is applied to target before encounter
2) Serpent Sting is applied and maintained by Cobra Shot
3) Focus Fire at 5 stacks of Frenzy
4) Kill Command
5) Kill Shot when boss is under 20%
6) Glaive Toss
7) Arcane Shot
8) Cobra Shot when you need more focus

Cooldowns:

1) Beastial Wrath
2) Rapid Fire
3) Readiness
4) Rabid
5) Stampede
6) Dire Beast
7) Lynx Rush

Stat Importance

Agility > 7.5% Expertise > 7.5% Hit > Haste > Mastery >= Crit