Sega Master ,Light Phaser Gun ,and Zillion Sega Master Game. Sega Master System was tested for 5 minutes looks to be working ,Zillion was tested with system only game demo 'dont have controller to test longer ', seems to be working ,light phaser gun Not tested, Double Dragon box only no game inside or manual  , Everything is sold as is ,'only comes with what is in the pictures,' please see pictures to see condition of items they have flaws .