Pokémon Platinum is a role-playing video game developed by Game Freak and published by Nintendo for the Nintendo DS. Released in 2008, it is an enhanced version of Pokémon Diamond and Pokémon Pearl, set in the Sinnoh region. Players take on the role of a Pokémon Trainer, capturing and training various creatures called Pokémon to battle other trainers and complete their Pokédex. The game introduces new features, including the Distortion World, where players encounter the legendary Pokémon Giratina. It also adds new forms for existing Pokémon and improves gameplay mechanics, such as the Battle Frontier, offering players more challenges and opportunities for competitive play.