I still think that even with the release of Epic war 3 and 4 (which i thought were completely different from 1 and 2 which i didn't like) This is the best.
Atrick to get almost always over 20 on brown mine in archer mode: Kill the guy to the left when you spawn, take that spawn point, put you mouse in the middle of the top line in the wooden pillar farthest from you, and just keep firing.