For those who want the raw data, here is the abridged changelog from the developers:

For players who haven't updated their game since 2022, is the patch that arrived alongside the "Bloody Whiskers" update. While the base game told the tragic story of Redgi defending his kingdom of Ratdom from the marauding Frogs (and later, the insectoid Mole Berserkers), this version overhauled the core experience.