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Universes

Have an achievement for picking a culture X times (e.g. 10)

Separate Min and Max option for Land Percentage

Diplomatic silence

add natural disasters to the game

Enhanced Curiosities

Diplomacy: "Offer trade"

Cross-Saves

Add mouse and keyboard support for console

Lock Name option for armies. or a warning "name will be lost on merge"

End of game summary - have total fame from each star type and from deeds/wonders etc calculated

Separate Island for each Player Map

Trade Networks and Economic Blocs