Default Controls
← → ↑ ↓ = Directions
Z = A, X = B
A = X, S = Y
D = L, C = R
Enter (↵) = Start
Shift = Select
About the Sirius Mario Bros. 1 Nintendo Entertainment System (NES) Online Game
Hey, ready to play “Sirius Mario Bros. 1” on your browser for free? Just click the link and start jumping, running, and stomping on enemies in this classic NES game. No downloads needed, just pure retro gaming fun. Challenge yourself to beat all the levels and save Princess Peach from Bowser. Let’s see if you have what it takes to be a true Mario master! Click the link and let’s go!
