Let you not buy wow gold constantly.
Here is the class skill changes in the Patch 4.3 PTR. Read it carefully which can let you not buy wow gold constantly.
Death Knight - the power of evil: now that the power increased by 25%, up from 20%.
DruidBear Form: All levels are now gain 120% armor bonus, from 40 to 65%, which makes low-level druid can be more easily to take the role of tanks in the Dungeon.
HunterAltered Beast - Beaststalker: Now the attack power increases 30%, up from 25%.Survival - Explosive Shot: Damage increased by 15%.
WizardPyroblast: base damage increased about 26%, sustained damage approximately increase 100%.
Priest Holy - Guardian Spirit: Treatment bonus increased to 60%, up from 40%. TurnUndead: Static: Cooldown reduced to 10 seconds, down from 15 seconds.
WarlockSoul Fire: Now the magic strength by addition of 72.6%, up from 62.5%.Demon - Master Demonologist: based bonus increased to 18.4%, every point of mastery bonus increased to 2.3% and 2% from 16% end up approaching:
now also activated by the fire of the soul.
Destruction - Cataclysm: Now reduces fire damage by 30%, up from 25%. Sulfur fire: burn and Chaos Bolt now make sacrifices with the goal of increased damage by 5/10/15%, up from 2/4/6%. Burning embers: now the equivalent of the
soul caused by the fire and the devil's fire arrows hurt 25/50%, up from 15/30%. Shadowburn: Shadow Flame is now causing damage, not the shadow damage. Strengthen the soul of the fire: now lasts 20 seconds, up from 15 seconds.