There are a maximum of 30 Ancient Space achievements worth 794
33 tracked gamers have this game, 2 have completed it (6.06%)
An Englishman's Home is His Castle29
Construct a self-defending, self-repairing, self-protecting, enemy-detecting and enemy-attacking group of buildings.
Unlocked by 4 tracked gamers (12% - TSA Ratio = 2.87)