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Civilization IV

Main article: Marco Polo (Civ4)

Civilization VI

Main article: Marco Polo (Civ6)

Other games

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

Game Article
Civilization II Marco Polo (Civ2)
Civilization V Marco Polo (Civ5)
Civilization: Beyond Earth Marco Polo (CivBE)
Civilization Revolution Marco Polo (CivRev)
Civilization Revolution 2 Marco Polo (CivRev2)
Freeciv Marco Polo (Freeciv)
Civilization: Call to Power Marco Polo (CTP1)
Call to Power II Marco Polo (CTP2)
C-evo Marco Polo (C-evo)
FreeCol Marco Polo (FreeCol)
Sid Meier's Alpha Centauri‎ Marco Polo (SMAC)

Not in the following games

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

Civilization III
Civilization IV: Colonization

Future Technology (CivRev)
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