Board Thread:Warhammer 40k General Discussion/@comment-7671639-20130511210709/@comment-7671639-20130520141822

From research done by the Adeptus Mechanicus the Swarmlord seems to be stressed induced, when the swarm knows it can't beat its opponent in manipulation of flesh alone. As a humble servant of my lord and master Marneus Calgar I hope this helps this endevour.