Uncover the secrets of the fabled lost city of Atlantis, a mythical civilization nestled deep beneath the ocean's surface, where mermaids and ancient rulers guard untold riches. This 5x3 slot features 20 fixed paylines, guiding players through an enchanting underwater kingdom. Landing three or more Pearl scatters triggers the Free Spins feature, where a special expanding symbol is chosen to fill entire reels, similar to classic 'Book of' mechanics. The high volatility gameplay ensures thrilling spins, with the potential for legendary wins as the reels align with the ancient power of Atlantis.