Shadowsupernatural : Season 1 Episode 16 | Newest · BLUEPRINT |

: The Winchesters discover that these shadow demons are being summoned by Meg Masters , who orchestrated the murders specifically to lure Sam and Dean—and ultimately their father, John—into a trap.

: Despite Sam's protests, Dean agrees that they must split up again to keep everyone safe. John leaves the brothers once more to continue his hunt for the demon that killed their mother. Fun Facts & Fan Insights ShadowSupernatural : Season 1 Episode 16

: Critics note that the episode heavily uses "noir" elements, where the literal shadows on the wall represent the metaphorical darkness of the Winchester family's past. : The Winchesters discover that these shadow demons

The episode introduces the , a prehistoric type of Zoroastrian demon that is invisible except for its shadowy silhouette on walls. ShadowSupernatural : Season 1 Episode 16