Board Thread:Warhammer 40k General Discussion/@comment-91.224.27.226-20131031140001/@comment-6078851-20140106142610

or the scale could be 1:1. the primarchs aren't uniform in size - magnus was a giant even by primarch standards while alpharius and omegon were the same size as the astartes of their legion. maybe the II and XI primarchs, as well as their legions, were human sized.