There are 40 ways to win in the Codex of Fortune slot game and can be played on a 5x4 reels setup. The game is fully optimised on any mobile device and offers an RTP of 90.2% and stretches up to 98.0%. Before you start your game, check first the information about this game that appears on the screen. Look for the pay tables and game rules and familiarise yourself to have smooth gaming. After that, you can start your game by setting your bet. The betting range starts between a minimum of 0.20 to a maximum of 100 per spin, adjust your bet according to your budget and your likings. Playing this game, you'll encounter different features and symbols that can help you win including the Fortune Respins that can be triggered when 2 scatter symbols land on the reels. For the respin, all non-winning symbols are removed from the grid, while one winning combination is locked in place, becoming the collectible symbol. Only blanks, symbols, or keys land on respins. If more of these symbols land on a respin, they are collected, and another respin is awarded. When keys hit, they move the cylinder one position horizontally. Respins ends when no new symbols land or if 20 have been collected. After that, the Save the Keys feature triggers. Use the keys to collect a win from the Fortune Wins or save them to improve the prize values during free spins. In free spins, scatters need to land on reels 1, 3, and 5 and a bonus reel spins to award 7 up to 13 free spins. Any saved keys can be used to start higher on the Fortune Wins. Each time the metre is filled with 20 spaces, you will level up. During Respins, prizes from the Fortune Wins max out 200 times your bet, and in free spins, is up to 10,000 times your bet. Play this game now!