I finally understood the title of the effect

Gerrit ten Cate

deck or final selection

in-depth instruction and the complete history behind each routine and sleight

so you'd better be sure there are no problems

Easy Tones | Rich Relish & Craig Petty ARNEL L. RENEGADO I finally understood the titleA picture paints a thousand possibilities. Mentalism that has their imagination on speed dial and it's never called so quickly! EasyTones takes a regular color swatch from a paint store and supercharges it with crazy, brand new secrets and principles! EasyTones allows your audience to freely think of ANY color from the deck, the choice is freakishly fair, and immediately you can reveal not only that you know what it is but that you also predicted it