Ask a spectator to hold out their hand and make a closed fist. Pull out a marker and draw an 'X' on the center of your palm and close it into a fist. Now without any rubbing, erasing or funny business, you slowly open your hand and reveal your X is COMPLETELY GONE. Now ask the spectator to open thei..
In case you lose or break your secret stamper gimmick, this will make your Double Cross as good as new. This is the secret stamper only - you must already own the Double Cross pen in order to use this part...