Attacky's "Mo Mo" Book includes the following tricks:

DEEP BLUE

EFFECT: The magician takes out a blue-backed card and put it face down on the table as a prediction card. The magician asks a spectator to freely name a card. Let's assume that 8 of Hearts is chosen. Then, the magician takes out a deck so that the card will not be forgotten and that it will not be told differently later. It is a red-backed deck, from which the magician takes out 8 of Hearts. The magician ask the spectator to hold the blue-backed prediction card with the right hand and the red-backed 9 of Hearts that was pulled out from the red-backed deck with the left hand. At this timing, the magician confirms what was done so far.

"I had taken out this blue-backed card before you named a card. After that, you chose the 8 of Hearts. Is it right?"

When the spectator opens the prediction card, it is 8H!

The Back of the Back

EFFECT: The magician borrows a coin from a spectator and asks