"there are no cure remain on this planet, but we are, The Decayed..." -Wedag the Cultist
The Decayed was Servant of Nurgle, during Greatest of War.
Ally: Emperor of Mankind, Ash (Asgaldh), Loyalty Death Guard, Alicia (Asgaldh), Yeti (true ally)
Enemies: Nurgle's Minions, Mortarion, Locust Horde