Literature
Grogar Summons Other Villains chapter 9 part 1
Gray-blue clouds darkened Equestria. Like a giant white blanket, snow covered those lands. Colorful magical barriers protected some towns. Outside them, the weather was getting worse. Some frozen birds fell out of the sky. Others from branches or died inside nests. Various animals died inside ice blocks. Snow quickly hid those corpses. Wooden structures collapsed from massive blizzards. That great frost was emanated by ancient spiritual entities known as windigos. They looked like elongated translucent horses with shining eyes. Instead of back legs, those spirits had large tails. Windigos fed on the resentment in others. Throughout history, they invaded Equestria on several occasions. This time they arrived with another ghostly embodiment of unfriendliness. A blue-gray reindeer with antlers as black as coal. Between those antlers floated a dark blue heart. The eyes were dark with small teal pupils. He wore parts of chained black plate armor. To windigos, his hatred