Board Thread:Warhammer 40k General Discussion/@comment-64.121.236.162-20140910042956/@comment-8881468-20140912192528

let's see...

the empi children can only get back to strength, because they have access to the pure´, unaltered source of their genetic material

now what happens if there is a demon in that source, or if the warp touch is upon it.. yeah, it changes

the same thing happens to all those chaoticcally blessed marines: their gene-seed alters, aka it cannot be used for new ones anymore.