If you want some fun before or after a workout session you should really try this online game from miniclip: Karate King. You have to fight all kind of bad guys only with your bare knuckles and feet.
Yeah, you’re strong and your strength comes from those shredded muscles. Kick the karate crap out of the bad guys with the help of a secret weapon from this online fighting muscle game.. when your rage bar is full, you have to press the space button and you’ll see the pure brute force obtained. Be aware of the boss and have a nice fight!
Fighting commands: C X Z and movement commands: keyboard arrows