Riddle Reels: A Case of Riches is an intriguing 3x3 reel slot that plunges players into a Sherlock Holmes-inspired mystery. The game transforms slot play into a detective investigation, where players collect clues to solve a case and unlock rich rewards. Each spin can award respins with increasing multipliers, while the main attraction is the 'Case File' bonus game, a board game-style feature where gathering clues leads to substantial payouts. This slot combines classic mystery with innovative gameplay.