Jester of Unawareness

Foolish(This creature enters the battlefield tapped and does not untap during your untap step unless you say a made up word. For example, "Dizzlestack", you must say a different word for each creature you control with Foolish and you cannot say the provided word.)
Whenever Jester of Unawareness untaps,target creature deals damage equal to its power to Jester of Unawareness.