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. Muscle Challenge,agility game,kids game,running game,fitness game,challenge game,2 player game,cooperative game,no blood game,kid friendly,speed game,reflex game,obstacle course,power-up,character control,agile character,fitness,workout,strength,muscularity