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Samhainis a special type of [[demon]]. When he reigned on Earth on Halloween night, people kept their children in that night, wore masks to hide from him, carved pumpkins to worship him, and left sweets at their doors to appease him. In this way, also known as Samhain was the origin of modern-day Halloween. He is known to have had two [[witch]] siblings in his service who would later be known by the aliases [[Don Harding]] and [[Tracy Davis]]; one of these witches, Tracy, is he took for a special type of lover. In 1408, Samhain was [[demonexorcise]]d by an unknown force.<ref name="four07">[[4.07 It's the Great Pumpkin, Sam Winchester]]</ref>

When he reigned on Earth Samhain can be summoned out of the confines of [[Hell]] by two witches through three human sacrifices over three days, the last of which must occur on the final day of Celtic harvest, the 31st of October, the American Halloween night, people kept their children in that night. This ritual can only be attempted every 600 years. As such, Samhain's servants had to wait and prepare until the year 2008 before they wore masks could attempt to hide from raise himagain. They succeeded, carved pumpkins to worship himbut Don was killed for the third sacrifice and Tracy was murdered by Samhain himself, and left sweets at their doors to appease himwith Samhain using Don's corpse as his host.<ref name="four07">[[4.07 It's the Great Pumpkin, Sam Winchester]]</ref>

He can be summoned out of the confines Samhain's rise is one of [[Hellthe 66 Seals]] by two holding [[witchesLucifer's Cage]] through three human sacrifices over three days, the last . The summoning of which must occur on the final day of Celtic harvestdemon in 2008, during the 31st of October, time the American Halloween. This ritual can only be attempted every six-hundred years. Once Samhain rises, he is able to summon seals were being broken by [[ghostsLilith]]'s forces, broke this seal despite the efforts of the hunters [[zombiesSam]], and [[ghoulsDean Winchester]] from the depths and of the Pit and unleash these morbid entities on the world. He was released centuries ago but was [[exorciseangels]]d by an unknown force, sending him back down to [[Hell]].  In 2008, Samhain was summoned by two [[witches]] - [[Tracy DavisCastiel]] and [[Don Harding]]. He used the dead body of Don Harding as a [[vesselUriel]]. <ref name="four07" />