[s3e19] Letharia Vulpina -

: In the show's lore, Dr. Deaton explains that this specific strain was born from the blood of a Nogitsune , making it potent enough to weaken the spirit currently possessing Stiles.

: Through a side plot involving Lydia and Peter, it is confirmed that Malia Tate is Peter Hale's biological daughter . 3. Key Themes [S3E19] Letharia Vulpina

: The Nogitsune uses Stiles’ appearance to deceive the pack, forcing them to question who they can trust. : In the show's lore, Dr

: It contains vulpinic acid , which is toxic to mammals like wolves and foxes. : In the show's lore

: The Nogitsune is revealed to absorb and feed on pain, siphoning the suffering Scott absorbs from others throughout the day to grow stronger.