Which castle allows for the fastest development?

Seriously, what are you arguing about? It's obvious that if there are no resources, any castle will be very difficult to build. But let's look at the data: Based on the construction speed of dwellings for creatures of level 7 (assuming there are enough resources), the cities can be ranked as follows: City / Days Citadel 5 Castle 7 Fortress 7 Tower 8 Necropolis 8 Inferno 8 Rampart 9 Conflux 9 Dungeon 10