Kirby: Nightmare in Dream Land is a platformer game that was released for the Game Boy Advance in 2002. As the pink puffball Kirby, players navigate through a series of levels in the colorful world of Dream Land. The game involves inhaling enemies to acquire their powers and using these abilities to overcome obstacles and defeat bosses. It's known for its vibrant graphics, intuitive gameplay, and a multiplayer mode where up to four players can compete or cooperate in mini-games.