Royal Magic Spiked Coin Trick From A Puzzling Penetration. Easy to do; no sleight of hand or difficult moves to complicate the working All may be examined at any point during the effect The magician places a coin into a small round box: The coin fills the interior of the box: Yet the magician is able to penetrate the box with eight solid spikes: creating a "spiked" coin: The nails are removed from the box (by the spectator, if you like) and the coin is shown unharmed