Saw this thread on the wow forums, and some of the music sounds awesome!
Original thread: http://us.battle.net/wow/en/forum/topic/9573038844
PLEASE NOTE, THERE IS POTENTIALLY A HUGE SPOILER (unconfirmed) CONCERNING A CHARACTER IN PATCH 5.4! IF YOU DON'T WANT TO SEE IT, DON'T SCROLL DOWN
End cinematic theme/Thrall's Death (Good Mourning) = Patch 5.4 Music - Good Mourning - YouTube
Vale of Eternal Sorrows theme: (Corrupted Vale) = Patch 5.4 Music - Corrupted Vale - YouTube
Garrosh and Thrall intro theme: (Doomhammer) = Patch 5.4 Music - Doomhammer - YouTube
Healing the Vale theme: (Vale healing) = Patch 5.4 Music - Vale Healing - YouTube
Sha Ambient = Patch 5.4 Music - Sha Ambient - YouTube
Nazgrim Fight/Underhold(No Quarter) = Patch 5.4 Music - No Quarter - YouTube
Legendary = Patch 5.4 Music - Legendary - YouTube
ForthePandarenAlliance = Patch 5.4 Music - ForThePandarenAlliance - YouTube
Sha Angry = Patch 5.4 Music - Sha Angry - YouTube
Overload = Patch 5.4 Music - Overlord - YouTube
Sha Vocaline = Patch 5.4 Music - Sha Vocaline - YouTube
Orgrimmar under siege theme (Mok'rah!) = Patch 5.4 Music - Mok-Rah - YouTube