Based on legends and folk songs, for years, Yermak had been involved in robbing and plundering on the Volga with the hetman Ivan Kolzo and four other Cossack leaders.
Berdasarkan legenda dan lagu-lagu rakyat, selama bertahun-tahun Yermak telah merampok dan menjarah Volga bersama hetman Ivan Kolzo dan empat pemimpin Cossack lainnya.