Paper Mario: The Thousand-Year Door is a beloved role-playing video game released in 2004 for the Nintendo GameCube. Developed by Intelligent Systems and published by Nintendo, it is the second installment in the Paper Mario series. Players follow Mario as he sets out on a quest to rescue Princess Peach and recover the seven Crystal Stars needed to open the Thousand-Year Door. The game is well-known for its unique paper-based aesthetic, engaging turn-based combat system, and humorous dialogue. With its rich storyline and memorable characters, it continues to be a favorite among fans of the genre.