... what do you mean by dark era in terms of the game?In my opinion,the most important problem about China on Emperor is the research speed during dark era.So how about turn China's UP to"no dark era"?
In Chinese history,from Qin Dynasty to Sui Dynasty is not so dark,though there were also many wars in China,but a lot of technical achievements were gained during that era,such as paper and compass(Both in Han Dynasty),it's two of the four great inventions in ancient China.
Yes. That's why it needs Zoroastrianism now. If you manage to get the religion before the Mausoleum becomes unbuildable, you deserve to save one GA.Is that means,if China has Mausoleum of Maussolos,it only needs 3 golden ages?(12*3=36>8*4=32)