A raven banner is a flag that has a picture of a black bird with a beak and feathers called a raven on it. A raven is a type of bird that is often associated with mythology and folklore in many cultures.
In the past, some people believed that if they carried a raven banner into battle, they would have good luck and their enemies would be afraid of them. It was thought that the banner's image would scare the enemy and that the raven would feed on the souls of the fallen enemies.
The raven banner was used by many people such as Vikings and Saxons during battles. The Vikings, a group of warriors from Scandinavia, were known to use raven banners because they believed that the god Odin had two ravens that fly around the world to bring news to him, and that the bird was a symbol of death and victory on the battlefield.
Overall, the raven banner was a way for people to symbolize their strength, courage, and belief in victory during battles.