How to bless tarot cards and improve energy?

To increase the brand's energy, you can wrap the brand in black cloth, and you must use pure cotton or silk, otherwise Tanluo brand will not be able to contact the external energy. Whether in science or other fields, black is the best way to gather energy. Of course, it is also a good way to improve the mental energy of yourself and your own cards by shuffling cards frequently and increasing your tacit understanding with them, and it is best to be accompanied by meditation.