Default Controls
← → ↑ ↓ = Directions
Z = A, X = B
A = X, S = Y
D = L, C = R
Enter (↵) = Start
Shift = Select
About the Super Mario Bros. Tweaked Nintendo Entertainment System (NES) Online Game
Welcome to Super Mario Bros. Tweaked! Here, you can play the classic NES game online in your browser for free. Jump, run, and collect coins as you navigate through the Mushroom Kingdom to save Princess Peach from Bowser. Enjoy the nostalgic graphics and iconic gameplay of this beloved game. Simply click the play button and start your adventure now!