The Four Horsemen[]
The Four Horsemen of Apocalypse make their appearance in Season 1 Episode 7 "Over The River and Through The Woods"
When Nathalie and Father Romanov face off by walking into the mist to test whether God or Nature would spare them. The Four Horsemen show up, Father Romanov starts praying however the White Horse of Conquest pulls up their bow and arrow and shoots Father Romanov piercing the arrow through his body, infecting him with every disease ever known. The Four Horseman spare Nathalie and run away into the mist, dragging Father Romanov along as he is tied to the rope of the arrow screaming in pain.