Changes

It was believed that this group was the driving force behind their civilisation and were responsible for developing their technology as well as directing the different castes. There is even some speculation that both Orks and [[Gretchin]]s may have been specialised [[Mutants|mutant]]s that were deliberated created by the Brain Boyz to serve certain duties though it believed that the truth of this would never be known for certain. Regardless, it is known that the Brain Boyz died out long ago and the Orks inherited their civilisation to the point that this ruling caste become little more than legend. According to Orkish beliefs, the Brain Boyz died from a great plague which ran across many centuries that caused their numbers to dwindle and eventually led to their extinction. It is believed that this caste was aware of their falling numbers and took steps to preserve their knowledge by engineering it into the genetic structure of their slaves. This lasting legacy allowed the Orks to retain their high level of technology in later years by way of artificial strands of DNA which contains knowledge imprinted in their metabolism that allowed the Orks to live following the demise of their masters.^{1 p50-51}

==Sources==