Spielkarten Jumbo Marked ESP Decks (Bicycle)

A specially printed set of JUMBO ESP Symbols supplied in deck form. There are 5 symbols per set, and five sets per deck, making up each 25 card deck. 

In addition to the traditional symbols, each card is printed with a subtly marked back, allowing for demonstrations of super-human, extra-sensory power demonstrations. Instructions with several routines are included.