YnAMP – Only Old World Civilizations
Keep only Old World Civilizations in the game. (warning, this is a W.I.P. released for savegame compatibility, you may have less civ than selected in game when using random selection)
Sid Meier's Civilization VI Mods Catalogue
Keep only Old World Civilizations in the game. (warning, this is a W.I.P. released for savegame compatibility, you may have less civ than selected in game when using random selection)