Board Thread:Warhammer 40k General Discussion/@comment-98.81.158.208-20140211041148/@comment-128.82.24.238-20150409231401

It may be that some sort of disaster befell one legion or primarch, like rampant mutation or emps gene-coding wasn't perfect, i mean, 20/20 on the  first try would be pretty difficult and with chaos tampering who knows what could have happened, sanguinius grew wings and his were beneficial but maybe not everyone was as lucky