Astartes Explained For New People

Video is not mine: Thanks To Astartes For making a incredible video.
https://www.youtube.com/channel/UCFMtdiQILuTZr22sKUeAOOA

Thanks to Arch Warhammer for figuring out what the orbs where saying.
https://www.youtube.com/channel/UChS9wazLlTUHSTeKVG39hZw

Thanks to Luetin09 for further background on Space Marines.
https://www.youtube.com/user/Luetin09