3 subdivions on Zbrush and painting som details on surface !
Import in 3D coat is ok beacause is OK and normal map is without artifacts afetr retopology :
We can see all details i put in Zbrush are ok on the normal map of low poly begin !
The first Zbrush goblin i made can't be re used caus i deleted
lower subdivion levels to gain further levels of subdivision
But it will be fast to remake it one time in Zbrush !