Splatoon is a popular third-person shooter video game series developed and published by Nintendo. The game centers around characters known as Inklings and Octolings—beings that can transform between humanoid and squid or octopus forms. Players use colored ink as ammunition to cover surfaces and 'splat' opponents, offering a unique and vibrant gameplay experience. The series is notable for its creativity, colorful art style, and engaging multiplayer modes, making it a standout title in Nintendo's lineup.