Game modes
From Cataclismo Official Wiki
The world has been covered by a strange Mist. Dense patches of it are not passable.
Both units and buildings will recover health outside combat.
Prosperity
Each settlement has a level of Prosperity, which starts at 1. Once sufficient buildings and pieces have been constructed the Prosperity level can be increased.
Prosperity level II requires a Barracks and 50 points. Upgrading costs 360 Oxygen, 195 Wood and 45 Stone.
Prosperity level III requires a Masonry Guild and 250 points. Upgrading costs 540 Oxygen, 285 Wood, 120 Stone and 35 Minerals.
Prosperity level IV requires a Bomber's Workshop and 400 points. Upgrading costs 990 Oxygen, 420 Wood, 285 Stone and 70 Minerals.