http://www.worldofwarcraft.com/patchnotes/test-realm-patchnotes.html2.4 Sunwell Patch
Things of note:
Dungeons and Raids
* All 25-player raid bosses have had their cash drops increased!
* All 25- player raid bosses that drop set tokens will now drop an additional token!
* Non-corporeal Undead and Mechanical creatures are now susceptible to bleed effects.
* Elemental creatures are no longer explicitly immune to poison and disease effects. Elementals with nature school immunities will still be immune to nature-based poisons, however.
* Gems obtained through Heroic difficulty instances are no longer Unique-equipped.
* Loot dropped by Doomlord Kazzak and Doomwalker has been changed to Bind on Equip. In addition, the cash dropped by these bosses has been significantly increased.
*
Hellfire Citadel: Magtheridon’s Lair
o Many gameplay elements of the encounters in Magtheridon’s Lair have been changed to decrease their overall complexity and difficulty. Professions
* Added several new tradeskill items to the new Sunwell Daily faction vendor:
o
Enchanting recipe to shatter a Void Crystal into two Large Prismatic Shards. o Enchanting recipe to increase Defense Rating by 15 for chest armor.
o Three jewelcrafting recipes to cut gems with spell haste from Dawnstones, Talasite, and noble Topaz.
o Two new meta gem recipes.