Three riders representing Day, Sun, and Night accompany a major figure from the stories of these people.
In one myth of these people, a ribbon is used to make a tree admire itself so that it cannot block the path of a girl; that girl later throws a towel that transforms into a river at another figure, and a mouse warns that girl not to go see her aunt. The Hypatian Codex is an important source for these people's mythology. Three riders representing Day, Sun, and Night accompany a major figure from the stories of these people. In another myth of these people, a hare contains a (*) duck that has an egg inside it; that egg contains a needle with the soul of one figure, which is why he is essentially impossible to kill. Bulat the Brave defeated Koshchei the Deathless, who is sometimes considered to be the male version of another figure, who is a hag who lives in a hut that is elevated by chicken legs. For 10 points, name these people who believed in stories about Baba Yaga.
In one myth of these people, a ribbon is used to make a tree admire itself so that it cannot block the path of a girl; that girl later throws a towel that transforms into a river at another figure, and a mouse warns that girl not to go see her aunt.
 Slavs [accept Russians; accept other Slavic groups like Polish, Czech, etc.]