Try to avoid traps & kick out all the enemy/competitors on your way collecting coins. After you reach the minimum balance of coins, you can challenge the Boss fight. Coins(Bullets) is the only weapon to defeat Boss，the more the better. Remember, no money no life...just keep running/collecting coins as many as possible. For Keyboard : "Space" Key → Jump "A" Key → Slide or Shoot (In Boss Battle) For Touch Screen/Mobile : Tap Right Part of Screen → Jump Tap Left Part of Screen → Slide or Shoot (In Boss Battle)