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Polytheism is a fairly early technology in the Civilization games.

Civilization II

Polytheism unlocks the Elephant and is a prerequisite of Monotheism.

Civilization III

Civilization IV

The first civilization to research Polytheism will found Hinduism.

Other games

Polytheism is not present in (or the article has not been created for) the following games :

Game Article
Civilization VII Polytheism (Civ7)
Civilization Revolution Polytheism (CivRev)
Civilization Revolution 2 Polytheism (CivRev2)
CivWorld Polytheism (CivWorld)
Freeciv Polytheism (Freeciv)
Civilization: Call to Power Polytheism (CTP1)
Call to Power II Polytheism (CTP2)
C-evo Polytheism (C-evo)

Not in the following games

It has been confirmed that Polytheism is not present in the following games :

Civilization V
Civilization VI
Civilization: Beyond Earth
Sid Meier's Colonization
Civilization IV: Colonization
Sid Meier's Alpha Centauri‎

Future technology (CivRev)
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