Book of Santa is an enchanting 5-reel, 3-row slot from Endorphina that transforms the classic book-style adventure into a festive Christmas celebration. This captivating slot machine features 10 paylines and delivers holiday magic through its exciting bonus mechanics. The game offers thrilling features including Wild symbols, Free Spins, Expanding Symbols, and Scatter symbols, plus an optional Risk/Gamble feature for players seeking extra excitement. Experience the joy of Christmas while spinning for spectacular wins at 21.