Peter Barmer. The book is in third (№ 287176)

Long or short, and got the Prince to a far away Kingdom, found the black castle of bones, dragged the wizard's beard from the throne and the sword-kladenets over it brought. A bag of bones and said to him: "don't hurt me, Ivan, I'll pay you back!" Nodded Ivan, hid his sword and went further. Habit...