Check the listing for details. MASTER TEACHER CRYSTAL ORACLE CARDS DECK ROCKPOOL PUBLISHING MASTER DEVAS NEW. Condition: New, Made in Australia. Listed at 41.17 USD. 🇺🇸 USA Buyers: Orders ship quickly from the EU via DDP (Delivery Duties Paid) — duties/tariffs/customs fees are covered, so there are no extra charges upon delivery to your door.the spiritual guides known as THE MASTER teacher CRYSTAL devas have gifted this powerful oracle to humanity as a blessing from the CRYSTAL kingdom. They offer these cards as a tool for you to work with as you become empowered, self-aware and conscious in your day-to-day life. the energy of the crystals and cards acts as a reflection of where you are at emotionally, mentally, spiritually and physically and will assist you to integrate mastery into your life in a grounding and long-lasting way. the deck is made up of 22 original master teacher crystals plus an extra 11 that have been channelled especially for this o.