The scary great king comes from the other side of the sea... The big incident "Genkou" that shook medieval Japan is being drawn in an original way in this historical anime, along with the beginning of the Samurai! (Source: Crunchyroll)
Anix is the best site to watch
Angolmois: Record of Mongol Invasion SUB online, or you can even watch
Angolmois: Record of Mongol Invasion DUB in HD quality. You can also find
NAZ anime on Anix website.