"Resident Evil Gaiden" is a game released for the Game Boy Color in 2001, and it is part of the Resident Evil series, which is a famous action-adventure and horror game franchise. This game differs from the main installments in several ways and features a storyline connected to key characters in the series. The story takes place after the events of Resident Evil 2, with the main character being Barry Burton, who faces a new virus developed by the Umbrella Corporation on a mysterious cargo ship. The game has a top-down perspective and focuses on exploration, battling zombies, and various enemies. Players must manage resources and solve puzzles to progress in the game.