Upheaval karst

Welcome to the land where dreadful things are about to unfold. A rugged plateau stretches out, dominated by karst features such as dolines, caves, antecedent drainage canyons, and large sinkholes. Water systems are abundant, with underground rivers and cold geysers visible. Yet, this region, seemingly brimming with diversity and richness, was on the brink of a period of upheaval. Though metal resources are plentiful, mining locations must be chosen carefully. You may mitigate disaster by employing techniques such as blocking or excavating. Gimmick hints for this map 1. Even in the Bad Tide, a heaven untouched by contamination., 2. The unstable core is a dreadful calamity., 3. Do not dwell in the valley until you have overcome the disaster. Warning Bad Tide becomes extremely violent on this map. Furthermore, from the sixth cycle onwards, a powerful disaster will strike that can wipe out your entire colony in an instant. Be particularly vigilant on the Hard difficulty. Please consider how you will deal with this disaster before you start playing. The opposite bank of the river is relatively safe.