Just made one of these using sock yarn, purple of course. I needed something as a charm for my new tiny thumb drive. I used metal jewelry thread for affixing. We shall see if it holds up.
Craft Project: Yarn Voodoo Doll
Make a string doll version of your favorite character.
Scary ghost String Doll KeyChain voodoo
zombie felt ornament patterns - Google Search these would make good pin cushions
The Scary Clown String doll Voodoo doll keychain by handycrafts4u, $7.99
String Voodoo Doll Keychain the Demon Classic Doll Series From Thailand Free Shipping
Johnny Depp Jack sparrow String doll Voodoo doll by narakdoll, $4.99
Harley Quinn String doll Voodoo doll keychain new by narakdoll, $7.99 Super cute
Wick Witch cute String doll Voodoo doll keychain by narakdoll, $6.99