Defender Block an open drawbridge with Force Field . In a Tower town defending against an AI, send a lone gargoyle to stand on the top or bottom mine after at least one ground troop has advanced all the way to the castle wall, leaving several hexes between the gargoyle and the nearest ground troop. In many cases, the ground troop will walk Now just take a stroll through the area, killing Sprites and Ogres along the way (not particularly hard enemies). Make your way over to the monster lairs (2 and 3 on the map) and destroy them. With the monster lairs out of the way, the immediate threat in the area is removed and you can start collecting the treasures in the area. C1tjU.