Have you seen the movie the possession ? really make a dibbuk box ? Dibbuk- A malevolent wandering spirit that enters and possesses the body of a living person until exorcized.
The possession(movie) has a box where if it has a trapt demon or spirit, if you open it you get possessed. Is it possible to really make a box like that ? or Can you make a jinx box or a box of curse ? To where you give it to someone and they get this curse.