Final Fantasy X is a role-playing video game developed by Square Enix and released in 2001. It is the tenth main installment in the Final Fantasy series and features a turn-based combat system. The story follows Tidus, a young athlete, who finds himself in the world of Spira after being transported from his home. He joins Yuna, a summoner, on her pilgrimage to defeat the monstrous entity known as Sin. The game is notable for its fully 3D graphics and voice acting, marking a significant evolution in the series. Players explore various locations, engage in battles, and develop characters through a unique leveling system called the Sphere Grid. The themes of love, sacrifice, and the struggle against fate are central to the narrative.