the main purpose of mil-cd was to add multimedia functions to music cds, for use in sega's dreamcast games console. for example, mil-cd music releases were to feature enhanced navigational menus, internet capabilities, and full-screen video. it was similar to tests done with audio cd/cd-rom combo disks on pcs, dvd-video/dvd-rom combo disks on pcs, game systems and dvd players, as well as game/video combo discs for systems like the playstation 3.