Another neat idea popped out of Phyllis A. Whitney's book Amethyst Dreams - a clay creation called a Trouble Eater. "It appeared to be a demon of some sort, painted emerald green, except for the interior of its open red mouth. The head and face seemed to be composed mainly of that open mouth, with tiny slivers of fish bone inside, making rows of teeth.
'He certainly is ugly,' I said, giving him back.
'He's supposed to be. He's a Trouble Eater. Susan told me he would snap up the troubles that happened to me and just chew them up. But he only worked for a little while. ... I guess he's just for little kids.'" p. 190, large print trade