Improved Blindsight by Devin Knight - Trick"I was blindsided by this new edition and method. I love doing it and so will you. I use it now as a traveling piece of real mentalism. It is real thinking to the nth degree." Marc Salem The original Blindsight has been one of the bestselling tricks in magic, having sold over 5000 copies. Here is a new improved version. The effect is the same, but the method has been improved. Performer explains that Blindsight is the apparent ability to see colors