Do you want to see your audience\’s eyes pop out with sheer amazement? With Karate Coin, you can do exactly that. Announce to the audience that you will now show off your Ninja Skills. Toss a Half Dollar into the air and POW! Your finger goes right thru the coin! Unbelievable! Can be fully examined by the audience. Includes a very special, real U.S. Half Dollar that has been specially created for this effect.