Guide to archers: YOU have to fire them, they don't fire themselves. Select an angle, say, 45 degrees, then look on the map. See the bars? If there's one or two bars not inbetween you and the enemy, then fire it one or two lower on the power. To select the power, drag backwards towards the left.
Did you know? Playing this game is comparable to buying an SUV: You use it, then some kid dies in africa because of the byproducts (Coal buring/ Gasoling burnging), but you still feel gratified!