Skeleton Transformer
Building cost: 1000 
.
Buildings required: Fort, Cursed Temple.
Skeleton transformer is a special building of Necropolis town. It transforms all creatures into Skeletons with the exceptions of Dragons, Hydras and Sea Serpents 
, which it transforms into Bone Dragons. Bone Dragons and Ghost Dragons will be converted into Skeletons.
AI does not use it to transform weaker units into skeletons.