The game spans 6 grueling missions (stages) filled with叛军 (Rebel Army) soldiers, giant cannons, zombie viruses that turn your character into a mummy, and the series’ signature over-the-top boss fights.
The game features of intense side-scrolling combat where players face off against General Morden’s Rebel Army and a new cadre of future-troopers. Unlike standard linear shooters, Metal Slug XX includes branching paths hidden throughout the stages, offering significant replayability for those looking to find every secret. Key gameplay features include: METAL SLUG XX-TiNYiSO