Rogue - Slayer:
2- Increases the haste from your Slice and Dice ability by 5%
4- Increases the damage dealt by your Backstab, Sinister Strike, and Mutilate abilities by 6%

Mage - Tempest:
2-Increases the duration of your Evocation ability by 2 sec
4-Increases the damage of your Fireball, Frostbolt, and Arcane Missiles abilities by 5%

Paladin- Lightbringer:
healing:
2- Increases the critical strike chance of your Holy Light ability by 5%
4-Increases the healing from your Flash of Light ability by 5%

tank:
2-Increases the mana gained from your Spiritual Attunement ability by 10%
4-Increases the damage dealt by your Consecration ability by 10%

dps:
2- Your melee attacks have a chance to grant you 50 mana
4-Increases the damage dealt by your Hammer of Wrath ability by 10%

Shaman - Skyshatter:
enhancement:
2-Your Earth Shock, Flame Shock, and Frost Shock abilities cost 10% less mana
4-Whenever you use Stormstrike, you gain 70 attack power for 12 sec

elemental:
2-Whenever you have an air totem, an earth totem, a firetotem, and a water totem active at the same time, you gain 15 mana per5 sec, 35 spell critical strike rating, and up to 45 spell damage
4-Increases the damage dealt by your Lightning Bolt ability by 5%

resto:
2-Your Chain Heal ability costs 10% less mana
4-Increases the amount healed by your Lesser Healing Wave ability by 5%

Priest - Absolution:
holy:
2- Reduces the mana cost of your Prayer of Healing ability by 10%
4- Increases the healing from your Greater Heal ability by 5%

dps:
2-Increases the duration of your Shadow Word: Pain ability by 3 sec
4-Increases the damage from your Mind Blast ability by 10%

Hunter - Gronnstalker:
2-Increases the mana you gain from your Aspect of the Viper by an additional 5% of your Intellect
4-Increases the damage dealt by your Steady Shot ability by 10%

Druid - Thunderheart:
feral:
2-Reduces the energy or rage cost of your Mangle ability by 5
4-Increases the damage dealt by your Rip and Ferocious Bite abilities by 15%

balance:
2-Increases the duration of your Moonfire ability by 3 sec
4-Increases the critical strike chance of your Starfire ability by 5%

resto:
2-Reduces the cooldown of your Swiftmend ability by 2 sec
4-Increases the healing from your Healing Touch ability by 5%

Warrior - Onslaught:
tank:
2-Increases the health bonus from your Commanding Shout ability by 170
4-Increases the damage of your Shield Slam ability by 10%

dps:
2-Reduces the rage cost of your Cleave ability by 3
4-Increases the damage of your Mortal Strike and Bloodthirst abilities by 5%

Warlock - Malefic:
2-Each time one of your Corruption, Curse of Agony,Immolate, or Unstable Affliction spells deals periodic damage, you healXXXXs1 health
4-Increases the damage dealt by your Shadowbolt and Incinerate abilities by 6%