Add the following to the end of the rule “The Fall of Atlantis”:

There exists a publicly tracked variable known as “Calamity Meter”, which defaults to 0.

Add the following to the “Auguring” Atomic Action, after the third bullet point and before the fourth bullet point of said atomic action:

* Applying the effect of a Water Fate to a random district, with a secretly randomly determined focus of between 1 and 20, inclusive, then doing so an additional number of times equal to the current Calamity Meter value.
* Increasing the Calamity Meter by 1.