Ahese highly detailed pieces of terrain allow you to build your very own dark and gritty corner of the Necromundan Underhive. They can be used to make a variety of board sizes, from narrow corridors and abandoned dwellings, to sprawling industrial complexes.This contains a set of four 12" square plastic Zone Mortalis floor tiles. They are fully compatible with the contents of the Necromunda: Dark Uprising boxed game and other Zone Mortalis terrain kits.