Board Thread:Fun and Games/@comment-26084195-20150216165343/@comment-26116279-20150529145041

Eureka Enderborn wrote: The Valar can't do much but manipulate minor things and talk to you outside of their physical forms. Furthermore, all the forerunners would have to do is get to Eru (which they can do easily) and nail him with weaponry powerful enough to annihilate a star system with one ship.

Eru is outside the universe, the forerunners would never be able to reach him.