Move the character left ad right with "A,D" "Right-Left Arrow Keys" or "Mouse". You ca use the "Mouse" or "Space" key to hit the boss.

Run, eat healthy foods and proteins and avoid harmful foods, drinks and obstacles in the Muscle Challenge game! Defeat your enemies with the strength and muscular body you gained at the end of the race! The enemies get stronger in each level, so you have to get better too... If you want, you can also play the game in challenge mode with your friend in 2 Player mode.

For iOS:
Safari on iOS 8 and later supports WebGL 1.0, and on iOS 15 and later supports WebGL 2.0.

For Android：
Nearly all of them support WebGL