u/Fuzzy-Shame-4169

I know that if you manage deleted cores tale, you basically get an infinite source of cores, and apocalyptic witheout gives you an increase in mining efficiency (You get an event where you can choose a way to increase the efficiency of extractio districts, food and manufacture) but I don't know what the benefits are after finishing the other three (doomsayers, plague and becon of hope), if there are such benefits at all, could you tell me?