Board Thread:Warhammer 40k General Discussion/@comment-4851119-20140118095944/@comment-8881468-20140121172604

it ha snothign to do with their lifespans, especially not when you have 1 thing, "stasis", which is stopping your aging process because it halts all actions and reactions.

with no enemies left in the galaxy, the legions would still have served certain purposes like guarding and so on, also empi had the remembrancer corps on all fleets to educate his legionaries for sth after the crusade.

3rd sorry but astartes are stornger, faster, have better  reflexes and react better to trauma and so on than the thunder warriors.