All hunt for blood stones, tears of mountains: and fallen gods, and priests, and Les Miserables, and light from the Soaring City, and dark des valion. Someone was driven forward by greed, someone by the opportunity to gain new knowledge and strength, which gave the hunt excitement. Having accidentally taken possession of these ether drives, Eric realized that the phoning stones would attract all sworn "friends" to his castle. So, maybe it is better to send these magical "beacons" away along with the gods so thirsty for them?..