The spectator sees what you've drawn on the back of a card. Instantly, the drawing changes! No way! WAY! Use this for predictions or anything else to amaze people.
One gimmick - endless possibilities!
You can change Sharpie drawings, or even throw a stamp and its image appears on the card!
After the magic moment, the spectator can touch the ink on the card immediately.
Best performance angle: 180Â°