No one will give up the pursuit of light. Only when there is light, there is a shadow! And you are about to have the ability to control light and shadow!
The Twinkle idea turns on the flash of the phone + the ability to create 2 types of shadows
Brief description of magic effect:
The mobile phone (any model) borrowed from the audience, the mind control turns on his mobile phone’s flash, and it senses the playing card he has selected. And can create the appearance of