Newtons Third TD

The Evil footballs are trying to make it to the other side of the map to disturb mr newton ( Not implemented ). Stop them with the power of apples! Beware that upgrading the towers have certain side-effects, so does having to many towers.

You will find out.
 
Use WASD  to move around the map
Right Mouse to rotate around

Scroll to zoom in and out. And your imagination to do the rest!