Sub Rosa requires a special deck, and we include TWO - a beginner's version that is easy to work with and an advanced version that is nearly undetectable. Each deck is handcrafted by Jeremy Hanrahan. Learn tips, bonus ideas, and applications in 40 minutes of step-by-step instruction. ThereÃ¤Ã³Â»s a reason this concept has been kept secret for over a century - itÃ¤Ã³Â»s THAT good. Welcome to SUB ROSA.