This famous game machine released by the Austrian manufacturer Novomatic gives players a chance to win up to 5,000 credits for each spin. Book of Ra has a traditional Novomatic control panel, which is easy to use. In other wordsBitcoin is an encrypted digital (currency) money. I dont think there is a single slot provider that doesnt have one. Updated: check also the new, book of Ra 6 Deluxe (free play). It replaces all other symbols in winning combinations. Most experienced players say that during the game, combinations of scatter symbols appear very often, which triggers free spins. Table games and Video poker players are not forgotten in this major shift going on in the industry. Design, book of Ra takes us on a journey to Ancient Egypt, following the explorer, looking for the hidden treasures.