The Brave Blacksmith(1984)

Original title: O statečném kováři

Young blacksmith Mikeš sets out into the world for an adventure, accompanied by the miller's assistant Matěj and the boy Ondra. On their journey to rescue three enchanted princesses, the young men encounter a mischievous old hag, magic, and traps set by the Black King, but most importantly, they face their own temptations.