Jhon, The Town Clown

Jhon, The Town Clown's owner must be incapable of playing MTG
Jhon, The Town Clown deals damage to it owner at the beginning of each players turn equal to the amount of bad jokes that Jhon, The Town Clown's owner has told this game.
If Jhon, The Town Clown would die or be put into exile, instead its owner puts Jhon The Town Clown on top of their library face up
Jhon, The Town Clowns abilities must be activated if he is face up in a players library.