One of the audience picks a card from a deck. Put the chosen card in a card case with its face down, and strike the case on the table. In a second, the color of the card’s back and the case changes. The color of the other cards also changes.

Features..

• Boxing Match has been updated!
• Adding a story, the whole performance has become more visually appealing phenomenon.
• Instruction is provided through a video.
• You can watch the explanation video by scanning the QR code on the back of the package.