The assassination of Mamai paved the way for the great khan Russian has an expression "как Мамай прошел", which translates roughly to "it's as if Mamai came through here", used to describe an utter mess.
The assassination of Mamai paved the way for the great khan Tokhtamysh Tokhtamysh (who was of genghisid lineage) to reunify the Golden Horde. Contemporary Russian has an expression "как Мамай прошел", which translates roughly to "it's as if Mamai came through here", used to describe an utter mess.