Joy'nt Bone is the daughter of Grace'l Ossein and Marrow Bones and sister of Picka Bone. Like most skeletons, she can disassemble herself to create useful items. She traveled with Picka and Dawn while they were searching for Caprice Castle. During the search, they came across Skully Knucklehead. Skully has taken a fancy to Joy'nt.
Joy'nt is a major character in Well-Tempered Clavicle.