08:15AM PST - Oops, added Retribution Paladin mastery change.
08:05AM PST - I think we're good!
08:00AM PST - Added remaining class changes, doing a 2nd pass to see if I didn't forget anything.
07:30AM PST - Finished Priest Changes, added Death Knight Changes.
Patch 4.0.6 deployed on PTRs
Patch 4.0.6 is being deployed on PTRs and will be available to players shortly!
IMPORTANT - Due to the countless hotfixes sinces the deployment of Patch 4.0.3a on live servers, a lot of these changes are most likely tooltip "fixes" from past changes and could already be live
Achievements Changes
Originally Posted by Blizzard Entertainment
Quests
- Silverpine Forest Quests now requires 55 quests, down from 60.
- Ashenvale Quests now requires 62 quests, down from 80.
- Dustwallow Marsh Quests now requires 48 quests, down from 50.
- Un'Goro Crater Quests now requires 41 quests, down from 45.
- To Hellfire and Back now requires 76 quests, down from 80.
- To Hellfire and Back now requires 86 quests, down from 90.
- Sinking into Vashj'ir now requires 140 quests, down from 160.
- Deep into Deepholm now requires 110 quests, down from 125.
- Unearthing Uldum now requires 105 quests, down from 108.
Spell Changes
Originally Posted by Blizzard Entertainment

Blood
- Blood Strike damage is increased by 12.5% for each of your diseases on the target, up from 10%.
- Heart Strike now deals 120% weapon damage, up from 100%.
- Blood Boil base damage increased by 20%, from 297 to 357.
- Blood Presence now increases armor contribution by 30%, down from 60%.
- Death Strike now heals for 15% of the damage sustained, down from 25%.
- Crimson Scourge now has a 5/10% chance to proc from melee attacks on a target infected with your Blood Plague. (Old - 50/100% chance to proc from Plague Strike)
- Will of the Necropolis no longer regenerates a Blood Rune but makes your next Rune Tap free instead.
Frost
- Runic Empowerment wording changed to add "successfully" use Death Coil, Frost Strike, or Rune Strike.
- Rune Strike now deals 180% weapon damage, up from 150%.
- Might of the Frozen Wastes now also has a 4/8/12% chance to proc from your melee attacks. 15/30/45% chance to proc from auto attacks remain the same.
- Killing Machine no longer affects Icy Touch.
Unholy
- Scourge Strike now deals an additional 18% Physical damage done as Shadow Damage for each disease on your target. Up from 12%.
- Unholy Might now increases your Strength by 5%, down from 10%.
- Desecration now also affects Necrotic Strikes.

Balance
- Typhoon now deals nature damage to target in front of the caster within 30 yards.
- Shooting Stars now lasts 12 sec, up from 8 sec.
- Balance of Power now increases spell hit rating by an additional amount equal to 50/100% of any spirit gained from item or effects. (Old - Just 50/100% of your Spirit)
Feral
- (Mangle) Mangle now deals 300% normal damage, down from 360%. Additional damage reduced by 17%, from 1044 to 870.
- Thrash base damage has been reduced by 17%, from 243 to 202. Bleed effect base damage also reduced by 17%, from [ 7.8% of AP + 455 ] to [ 7.8% of AP + 379 ]
- Lacerate damage has been reduced by 17%, from [ 11.5% of AP + 295.99 ] damage + [ 0.038% of AP + 118.4 ] bleed over 15 sec to [ 9.58% of AP + 246.66 ] damage + [ 0.032% of AP + 98.65 ] bleed over 15 sec.
- Frenzied Regeneration now regenerates 0.15% of max health for each point of rage, down from 0.3%.
- Swipe base damage has been reduced by 17%, from 171 to 143.
- Maul now scales from 30% of Attack Power, down from 36%.
- Berserk no longer clears the effect of Fear or makes you immune to Fear for the duration.
- Pulverize now deals 100% weapon damage, down from 120%. Base additional damage reduced by 17%, from 541 to 450.
- Leader of the Pack now causes you to gain 8% of your maximum mana, up from 4%.
- Thick Hide now increases armor while in Bear Form by an additional 26/52/78%, up from 11/22/33%.
Restoration
- Omen of Clarity now procs from damage spells and attacks instead of proc from damage and healing spells.
- Rejuvenation now costs 16% of base mana, down from 26% of base mana.
- Nature's Bounty proc effect removed and replaced with a new effect - Increases the critical effect chance of your Regrowth spell by 20/40/60%. In addition, when you have Rejuvenation active on three or more targets, the cast time of your Nourish spell is reduced by 10/20/30%.
- Empowered Touch now increases direct healing done by Healing Touch, Regrowth, and Nourish. (Old - Increased healing by Healing Touch and Nourish only)

Beast Mastery
- Kill Command now scales from 51.6% of Ranged Attack Power, up from 43%.
Marksmanship
- Kill Shot additional damage increased by 50%, from 362 to 543.
- Aimed Shot! now deals 102.5% ranged weapon damage, up from 95%.
- Chimera Shot base damage has been increased by 11%, from 973 to 1081.
Survival
- Into the Wilderness now increases Agility by 10%, down from 15%.

Arcane
- Arcane Brilliance now costs 26% of base mana, down from 31% of base mana.
- Counterspell no longer generates a high amount of threat.
Frost
- Ice Shards (Rank 2) effect now lasts 2 sec, up from 1.5 sec.

Holy
- Divine Plea now gives you 12% of your total mana over 9 sec, up from 10% of your total mana over 15 sec.
- Light of Dawn base healing has been reduced by 40%, from 1008 - 1124 to 605 - 675.
- Tower of Radiance no longer affects Holy Light.
Protection
- Blessing of Kings now costs 19% of base mana, up from 6% of base mana.
- Shield of the Templar (Rank 1) now reduces the cooldown of Guardian of Ancient Kings by 40 sec, down from 45 sec. Other ranks unchanged.
Retribution
- Mastery: Hand of Light has been revamped - Your Templar's Verdict, Crusader Strike, and Divine Storm deal 20% additional damage as Holy damage. Each point of Mastery increases the damage by an additional 2.5%.
- Blessing of Might now costs 19% of base mana, up from 5% of base mana.
- Divine Purpose now has a 7/15% chance to cause your next Holy Power ability to consume no Holy Power and to cast as if 3 Holy Power were consumed. (Old - 20/40% chance to generate Holy Power)

Discipline
- Levitate now lasts 10 min, up from 2 min.
- Power Word: Fortitude now costs 22% of base mana, down from 69%.
- Power Word: Shield now scales from 87% of spell power, up from 41.8%. Base absorb increased by 110%, from 3906 to 8136. Now costs 25% of base mana, up from 19% of base mana.
- Focused Will now reduces all damage taken by 5/10%, up from 4/6%.
- Grace can now be active on multiple targets at a time.
- Strength of Soul now also rpocs from Greater Heal and Flash Heal.
- Pain Suppression no longer increases resistance to Dispel mechanics.
- Rapture now energizes you with 2/4/6% of your total mana, up from 1.5/2/2.5%.
- Atonement now affects a friendly party or raid target within 15 yards, up from 8 yards.
- Improved Power Word: Shield now also increase the damage absorbed by an additional 15/30% when Power Word: Shield is cast on yourself.
Holy
- Holy Word: Chastise now has a 30 sec cooldown, up from 25 sec.
- Chakra's state now last 1 min, up from 30 sec.
- Blessed Resilience now increases all healing received by 15/30%, up from 5/10%.
- Holy Concentration now increases mana regeneration by 15/30%, up from 10/20%.
- Surge of Light now also procs from Flash Heal and Greater Heal.
Shadow
- Shadow Protection now costs 22% of base mana, down from 62% of base mana.

Combat
- Combat Readiness now lasts 20 sec, down from 30 sec. Now expires after 10 sec, up from 6 sec.
- Combat Potency now also affects Main Gauche attacks.
- Revealing Strike now increases effectiveness of your next offensive finishing move on the target by 35%, up from 20%.
Subtlety
- Smoke Bomb now lasts 5 sec, down from 10 sec.

Just a few additions of Glyph in spell tooltips to properly reflect their effects when you use them. Nothing new.

Affliction
- Drain Mana has been removed.
- Drain Life (Soulburn) base damage has been decreased by 13%, from 125 to 109.
- Curse of Exhaustion now reduces movement speed by 30%, down from 50%.
Demonology
- Inferno no longer increases the radius of Hellfire.
Destruction
- Shadow and Flame effect can now also proc from Incinerate.

Arms
- Lambs to the Slaughter now stacks up to 3 times, lasts 15 seconds and affects Slam - Your Mortal Strike causes the Slaughter effect, which increases the damage of Execute, Overpower, Slam and Mortal Strike by 10%. Lasts 15 sec. Stacks up to 1/2/3 times.
- Juggernaut no longer increases the cooldown of Charge by 5 seconds and now makes Charge and Intercept share a cooldown instead. Now increases the duration of your Charge stun by 2 sec.
Fury
- Raging Blow now deals 80% weapon damage, down from 110%.
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