With a 2 gigabyte micro sd all these games and apps can be loaded unto just one DSTT card. And there is still room for at least 100 more + songs and videos. They are free downloads from several different web sites. Not illegal downloads. These are the links Moonshell – mdxonline.dyndns.org A touch of war – http still alive – stillaliveds.free.fr Video Games Hero – http Colors – colors.collectingsmiles.com Nitro Tracker – http DS Organize – dragonminded.com Amplituds – amplituds.drunkencoders.com Powder – http ETK etk.scener.org DSTT website – http Sorry. Mod chips, game enhancers and boot discs are devices that enable domestic video game consoles to play backup or import versions of video games. These devices are not permitted on eBay.