Gul’dan
Gul'dan's health has been reduced by 5% on Normal, Heroic, and Mythic difficulties.
Fel Lord Kuraz'mal and D'zorykx the Trapper's health has been reduced by 10% on Normal, Heroic, and Mythic difficulties.
Inquisitor Vethriz's health has been reduced by 10% on Normal and Heroic difficulties.
Azagrim, Beltheris, and Dalvengyr's health has been reduced by 10% on Heroic difficulty.
Chaos Seed missile travel speed decreased slightly on Mythic difficulty.
Parasitic Wound damage decreased by 10% on Mythic difficulty.