They invoked spirits in so-called séances

That is Doc's genius

and faro stacks

This is The Vanishing Card by Nicholas Lawrence

Card-It Flash (blau) | Anthony Vasquez Nardi - Peter They invoked spirits in so-calledCard It Flash is a highly visual magic effect where a simple Post it note visually transforms into a real playing card in a single, eye catching moment. The effect is clean, fast, and designed to create an instant reaction. The audience clearly sees the Post it before the transformation, making the change feel impossible and magical. This effect is perfect for: Close up magic Social media videos Casual performances Card It Flash is easy to perform,