Summary: ancestral beings, local deities, and demi-demons that inhabited the wind and clouds. These spirits were offered food and prayers by the people, showing a sense of friendship and respect towards them. In Russia, they were called khoromozitel, domovoi, and domovik, while in medieval Poland, they were known as uboze. Demons from the souls of those who met a premature death or tragic circumstances were believed to envy the living and were referred to as nav across various Slav communities. The core of Slav mythology revolved around rustic nature worship and intimate connections with ancestral and local spirits, showcasing a deep respect and belief in the spiritual realm.