Unlock All Areas|
Create a new profile called "AccessAllAreas" or you can add the following line to your preferences.txt file:
UserProfile = AccessAllAreas
Map editor and mod player
Place "ModSystemEnabled = 1" in your preferences file of the root folder of Darwinia.Start up game and hit escape, there will be a new menu item called MODS.
Unlock MODS and Map Editor
Complete the game.
Change the system date to December 25th and start the game. Snow will appear, and some Darwinians will have Santa hats.