Old School Excellence: Metal Slug Bundle Hits XboxSNK Playmore has shipped the Metal Slug 4 & 5 bundle pack for the Xbox, giving Xbox owners a two-game means of itching their side-scrolling arcade-shooter itch. The Metal Slug 4 & 5 bundle retails for $39.99 USD. Although the multiplayer options in the bundle are limited to single-screen play, Metal Slug 4 & 5 do support Xbox Live leader boards for high scores. Metal Slug 4 features six stages and four playable characters: returning favorites Marco and Fio, as well as Trevor and Nadia, both brand new characters. Metal Slug 5, meanwhile, has five much-larger stages.