when you works for the Devil, you will got many Enemy!
as you know, this is war between Hell and Heaven.

about those spike accessories :

In the Middle Ages, people killed witches by setting them on fire.
Witches took refuge in forests and mountains out of fear.
The people of the village used dogs to find them.
Witches wore bracelets, wristbands, necklaces, and boots with long nails to keep them self safe from dogs attack.