Crowley's bones

Crowley's bones are the skeletal remains of Crowley from when he was the human known as Fergus MacLeod.

Appearences

 * Season 6
 * Weekend at Bobby's
 * Caged Heat (fake bones)
 * Mommy Dearest (mentioned only)
 * The Man Who Would Be King (mentioned only)
 * Season 10
 * The Hunter Games