You have 2 play styles in this game.
1) Boxing
-You will control the guy on the left side of the screen. Tap the screen to Jump.
-Each punch to the head of your opponent will score 1 more point.
-Each round will end after you score 5 points.
2) Gangsters
-You will control the guy on the left side of the screen. Tap the screen to Shoot.
You need to balance the thrust each time you shoot. If you get pushed off the screen then you lose.
-Each round will end after you score 10 points.