Heroes 6 - Discussion

There was also a vague feeling that reducing the growth rate of creatures in outer dwellings would slow down the completion of campaigns.

The prediction did not come true. The radical (about 1.5 times) reduction in the cost of many town structures, including creature dwellings, completely offsets the consequences caused by the reduced growth rate in outer dwellings. Now, the army is assembled much faster, and, consequently, the map is completed faster.