he may appear with some purple/magenta marks on his shoulder when trying to make him naked, for this use tags like "naked,nude" and this tags in the negative section to reduce generations with this:

shirt,purple sleeves,puffy purple sleeves with magenta stripes,purple shoulder,purple skin,purple markings on shoulder,magenta marks on shoulder

Usefull positive tags:
sheriff_of_nottingham, Sheriff of Nottingham,Furry,Wolf,Gray Wolf,Fat,Yellow Sclera,Black Eyes,Black Nose,red sheriff's clothing,hat with purple stripes and a feather,puffy purple sleeves with magenta stripes,gold star badge,brown necklace with a gold medallion