This post contains spoilers for "It: Welcome to Derry."

Pennywise (Bill Skarsgård) has yet to show up in the flesh in "It: Welcome to Derry." But we've already met a dozen (frightening) iterations of It by episode 4 of the show, which reveals the cosmic entity's chilling origin story and how it impacted the Shokopiwah tribe in Derry. This connection was established way back in "It: Chapter Two," where Mike (Isaiah Mustafa) helps Bill (James McAvoy) see the Shokopiwah's ritualistic visions that depict Pennywise's book-accurate origins. To combat the entity, the Losers Club decides to partake in The Ritual of Chüd, which allows the gang to face off against Pennywise and defeat it once and for all.

Episode 4 finally gives us a detailed picture of Pennywise's origins, courtesy of T

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