Ultimate Boxing is really an attractive and addictive boxing game which is played by thousands of the players in friv. In this game, your main mission is to attack continuously at your opponent until he runs out of energy and put him down to the floor. Try your best to avoid the attack of the opponent, and complete each level in the shortest time. With attractive gameplay, I bet that this game will bring you many interesting feelings. What are you waiting for? Show off your talent now! Good luck!