http://db.vanillagaming.org/?talent#cZtVohthZ0ebiRhu 
  
its all preference, 30/21 is good but i find this spec to give the most utility for bg's, you can switch entrapment with wingclip for a better spec in wpvp, or drop savage strikes. 
  
5% dmg and 100 ap vs. 3 crit, a 5 second root, and 15% slow resist, play what suits you the best