Blood Prince Council (21 January 2010)

The council was the first encounter in the Crimson Hall wing. It consists of the darkfallen princes Keleseth, Valanar and Taldaram. All of them have been fought and killed before (Keleseth in Utgarde Keep, Valanar in Naxxanar in Borean Tundra, and Taldaram in Ahn'kahet) and brought back as undead by the Lich King.
Valanar's shock vortices, Keleseth's shadow lances, Taldaram's ball of flames were quite deadly especially when they were empowered, but the council was defeated after a long lasting combat. Next was the queen...

Professor Putricide (21 January 2010)

The mad scientist father greeted the killers of his sons with a vengeance. In his laboratory of alchemical horrors and fun, he was preparing his deadly mixes. His unstable experiments spawned volatile oozes, gas clouds, mutated slimes, guzzle flask bombs and malleable goo. He mutated more and more and became fiercer. One of the wolves gulped his potion to turn into an abomination in order to fight fire with fire. In the end, wolves managed to down him before all floor was filled with green puddle. Professor met his sons in the afterlife.

Rotface Slain (07 January 2010)

Festergut's brother Rotface was the sibling responsible from dangerous oozes and slimes. The flesh beast also wanted to stop the wolves to make his daddy proud, but he failed miserably. He shared the same cruel destiny with his brother and was one-shotted as well. Professor was gonna be mad...

Festergut Deflated (07 January 2010)

On the Plagueworks wing of Icecrown Citadel, Professor Putridus and his two sons were waiting for the wolves. First to greet them was Festergut. He was the one studying on deadly gases and killer spores. The abomination was killed in the first try and wolves moved on to his brother...