This week Ulduar, especially the 10 man normal mode got lots of nerfs meanwhile hard modes are getting buffed.  Here’s a list of them sorted by bosses.

Flame Leviathan

• Each difficulty level of Flame Leviathon’s hard modes have had the boss’s health increased. 

Ignis the Furnace Master

• Shattering a Construct during the Ignis the Furnace Master encounter will now decrease the number of Strength of the Creator stack buffs he has by one. 
• The Ignis the Furnace encounter has received several changes. To make his individual hits less devastating, we reduced his overall melee damage by about 15% but he swings faster now. In normal mode we increased the cooldown of Activate Construct from 30 to 40 seconds. We also decreased the damage of the Scorch ground effect by 20% on both difficulties. 
• For the trash leading up to Ignis the Furnace Master, the Magma Rager’s Superheated Winds have had their speed reduced. The normal mode Molten Colossus have had the cooldown of Pyroblast increased. 
• Ignis the Furnace Master should no longer melee players he is grabbing.
• Players should no longer be able to quench the Unquenchable Flames debuff from a Molten Colossus by using spells like Cloak of Shadows or Divine Protection. The Molten damage from when Iron Constructs turn molten has been reduced, the ground damage from Scorch has been reduced, and the total health of Ignis himself has been reduced. 
• For Ignis the Furnace master, Strength of the Creator will now only affect physical damage and he will have to wait for a short time to charge after casting Flame Jets. 
• Some of the trash mobs in Ulduar have received the following changes: the Molten Colossus should do less damage in normal mode, the Superheated Winds cast by Magma Ragers should have a smaller radius, and a slightly slower periodic damage, and Faceless Horrors have had their health reduced. 
• Ignis the Furnace master has had his melee damage reduced. 
• The Ignis the Furnace Master encounter has received the following changes: The interrupt effect and duration of the damage from Flame Jets has been reduced, the damage from the Slag pot has been reduced, the number of Heat stacks needed to transform an Iron Construct into a Molten state has been reduced, the base melee damage done by Ignis has been reduced, and the damage bonus Ignis receives from Strength of the Creator has been slightly increased. 

XT-002

• When re-implemented into the game, the trash mobs before XT-002 Deconstructor should be a little easier to defeat. 
• We have altered XT-002 Deconstructor’s heart aggro radius down to 60 yards so players will no longer get stuck in combat when at the entrance to his room. 
• XT-002 Deconstructor’s health and damage has been slightly increased in hard mode. 
• XT-002 Deconstructor will no longer cast Light Bomb or Gravity Bomb while channeling Tympanic Tantrum. 
• All of the additional creatures spawned during the XT-002 Deconstructor encounter can now be snared in either difficulty.
• It will be slightly more difficult to skip Tympanic Tantrum on XT-002 Deconstructor. 
• The enrage timer on XT-002 Deconstructor has been increased
• The trash mobs before XT-002 Deconstructor have gone through additional changes that should make them a little easier to get through. 
• The damage of XT-002 Deconstructor’s Gravity Bomb ability has been reduced.
• The XT-002 Deconstructor encounter has received the following changes: The duration of Tympanic Trantrum has been reduced, the timer for XT-002 to hit berserk has been increased, the damage of Light Bomb has been reduced, the effect radius of Light Bomb has been reduced, and the health of XM-024 Pummeler has been reduced. 

The Iron Council

• The Iron Council encounter has received the following changes: the amount healed through Electric Charge has been increased, the timer to Berserk has been increased, the range of Overload has been decreased, the Lightning Elementals are no longer immune to the nature school, Stormcaller Brundir’s melee damage has been decreased (only in normal mode), and increased Runemaster Molgeim’s damage (only in heroic mode). 
• Some changes we have made to the trash mobs in the Antechamber (the area near Iron Council) are: the Devastating Leap from the Chamber Overseer is now a Stun Mechanic, Champer Overseers should no longer be immune to disarm, standing on the Flaming Rune should no longer proc Runic Explosion, Iron Menders should be immune to charm, Charged Dwarves should be immune to charm, the damage from Ball Lightning cast by Lightning Charged Iron Dwarves has been decreased in heroic difficulty, and the damage of Runed Flame Jets have been decreased. 
• The Assembly of Iron encounter has received the following changes: The damage of Rune of Death has been reduced, the damage of Chain Lightning has been reduced, and the damage of Lightning Whirl has been reduced.

Kologarn

• The Kologarn encounter has received the following changes: the speed of the Eyebeam has been decreased, the amount of damaged required to break a player from Stone Grip has been decreased, and slightly decreased the amount of damage done by Stone Grip.
• Kologarn should no longer permanently despawn without being killed. 
• The Stone Nova ability cast by Rubble in the Kologarn encounter has had it’s damage decreased, will now be mitigated by armor, but can no longer be blocked, dodged, or parried. 
• The Kologarn encounter has received the following changes: The damage of Stone Grip has been reduced, the amount of time to break someone out from the right hand has been increased, the radius and damage of Rumble has been reduced, and the damage of Focused Eyebeam has been reduced. 

Auriaya

• The Auriaya encounter has received the following changes: Sanctum Sentries should no longer spawn while Auriaya is in combat and lowered the damage of Savage Pounce. 
• The Feral Essence on the Feral Defender in the Auriaya encounter will decrease anytime one is killed as intended. 
• The Auriaya encounter has received the following changes: the damage of Strength of the Pack has been increased, the duration of Terrifying Screech has been reduced, the damage of Sonic Screech has been reduced, and the damage from Seeping Feral Essence has been reduced.

Hodir

• To increase the challenge, Hodir’s hard mode should need to be completed faster than before and the bonus of the Moonlight buff that NPCs provide to players should be decreased. 
• For the Hodir encounter, the damage from Champion of Hodir’s Freezing Breath has been reduced, the haste effect from Starlight has been decreased, and the timer for the hard mode has been decreased. 

Thorim

• The damage done by Thorim and Sif in hard mode has been increased in multiple ways. 
• For the Thorim encounter, the Dark Rune Champion should no longer whirlwind after being disarmed and the Runic Colossus should no longer melee when it charges. 

Freya

• Freya has had her health and damage increased in hard mode in multiple ways. 
• Freya’s Gift will now properly contain Emblems of Valor or Emblems of Conquest as appropriate for the completion of the encounter. 

Mimiron

• The trash mobs leading to Mimiron can now see through stealth/invisible, no more sneaking past. 
• The Mimiron hard mode has received the following changes: increased damage from Flames, increased damage from Frost Bomb (in heroic), increased damage from Water Spray, and increased the health and damage bonuses he receives from Emergency Mode. 
• For the trash mobs leading to Mimiron: the damage from a Clockwork Sapper’s Energy Sap ability has been decreased, the Energy Sap no longer drains mana, and the health of Boomer XP-500 has been decreased. 
• The Mimiron encounter has received the following changes: the damage of Proximity Mines has been decreased, Proximity Mines should no longer explode and damage players after they explode and disappear, the initial cooldown of Shock Blast in phase 4 has been altered so it shouldn’t be cast the same time as Laser Barrage in this phase, the casting time of Self Repair has been increased, and the Assault Bots had their damage decreased in both and normal modes and their health decreased in only heroic mode. 
• The trash mobs before Mimiron have gone through additional changes that should make them a little easier to get through. 
• The Assault Bots on the Mimiron encounter will now attack faster, in turn they will do less damage per hit. 
• Fixed an issue where Mimiron could randomly change targets while casting P3Wx2 Laser Barrage in phase 4. It is still possible for it to appear that he is turning quickly for an instant to shoot another direction, but this is just a visual bug that will be resolved in a future patch. 

General Vezax

• In the General Vezax encounter on hard mode, the Saronite Animus’s Profound Darkness will now hit harder. 
• The Saronite Animus in the heroic General Vezax encounter has had its health increased. 
• General Vezax’s abilities, Mark of the Faceless and Shadow Crash, may hit players in melee range depending on the situation and player setup. 
• General Vezax’s Shadow Crash ability will no longer benefit non-caster classes. 
• The aggro radius for several trash mobs before General Vezax has been reduced and the health has been reduced on Void Beasts and Faceless Horrors. 

Yogg-Saron

• The Yogg-Saron encounter has received the following changes: Guardians of Yogg-Saron in phase 1 and Immortal Guardians in phase 3 have had their health reduced by 15% in heroic mode, the Destabilization Matrix cast by Mimiron will now correctly hinder the casting speed of Crusher Tentacles in both normal and heroic modes. 

Last Update 4/29/09 

Tags: assembly of iron, auriaya, boss, buff, flame leviathan, freya, general vezax, hodir, ignis the furnace master, kologarn, list, mimiron, nerf, nerfed bosses, razorscale, the iron council, thorim, ulduar, ulduar nerf, xt-002, yogg-saron