Run and jump on platforms and goombas in the Mario universe as you stay alive and complete levels. Play Old Mario Bros online at frive.net. You can play it in fullscreen to have fun with it. Old Mario Bros is a great Frive game to play with no cost.

Use A And D button to Run, Use W button to Duck/Enter, Use Spacebar button to Jump, Use J And A button to Fireballs, Use K And S button to Hammer,

mario..