William sends this creature after Abigail Banks, Jemma Greene, Hank and Jennifer Mason, who were all born on June 12, 1981. The creature was looking for Jennifer was killing off others. The Rougarou also captured the attention of The Darkside Seekers.
The Rougarou later finds Jennifer at the Teagues' hiding spot and chases her. It is eventually destroyed by Jennifer using the book.
Rougarou in mythology is a man who transforms into an animal.