Danger Mouse Ultimate. Help Danger Mouse save the world, if you have the heart, even the smallest mouse can become a hero. Stop Megahurtz from virtual world domination. Prevent Greenback from causing havoc in a bizarre alien world. There are many storylines to unlock. Watch out for obstacles and traps that may be a problem. No trouble jumping on the platforms, but keep an eye for eventual difficulties along the way. Don’t forget to collect the good items for score. Enjoy and have fun in playing this free online game.