Metal Slug 4 & 5 is a compilation of two classic run-and-gun games, released for the Xbox console. This collection brought the frantic arcade action of the Metal Slug series, known for its highly detailed hand-drawn sprites and fast-paced gameplay, to the home console audience. Metal Slug 4 introduces new characters and weapons, along with a variety of new enemies and bosses, while Metal Slug 5 adds a sliding mechanic and more open-ended levels. The series is famed for its tongue-in-cheek humor and high level of challenge. Released in 2005, this package offers fans of the genre an opportunity to experience two of the series' entries in one convenient format.