Mario & Sonic at the London 2012 Olympic Games is a sports-themed party game for the Nintendo 3DS. As the third installment in the Mario & Sonic series, players compete in a variety of Olympic events using popular characters from both the Mario and Sonic franchises. The title features single-player and multiplayer modes, encompassing both traditional Olympic sports and fantasy Dream Events set in worlds inspired by both series. With intuitive controls and vibrant graphics, the game caters to all ages, offering an entertaining mix of competition and fun-filled challenges.