How do you make enemies attack you by shooting you?

Hi I have more than just on thing…here we go!

  1. how do you make your enemy move? Torch refuse to move his butt!
  2. how can he follow you?
  3. how can he attack you and how do you make shure you get hit by his attacks?
  4. how to let him be game over?
    Is there anyone who could help me out here?
    Link to my game:

Check out my gun block in this game: