World wonder of the Medieval era in Civilization VI Production cost 710 File:Civ6Production.png Technology Image:Guilds (Civ6).png Guilds Effect Removed if game started after "The Great Ballcourt is also very impressive. I would like to have seen them play a game, although it sounds like the end was pretty violent. I think it was safer to be a spectator." –Isla Deb Chichen Itza is a Medieval Era Wonder in Civilization VI. It must be built on Rainforest.