Version 2.13.3 has been released and with it the official guide of the mod made 100% by me, this is the first version of the manual (v1.0) that is also included in the root folder of the mod, there would still be missing information to add, so the information may change and be expanded later.

Changelog
-Fixed a bug where Beholders' Sanctuary gave Angels as reward.
-Fixed some artifact names and descriptions.
-Fixed the cost of some combo artifacts.
-Fixed an artifact that could not appear on the map.
-Fixed problem of generation of some dwellings in custom map.
-Fixed Dragon City CB overgeneration issue.
-Improved the creature bank "Ruins".
-Added 1 new creature.
-Added 1 new artifact.
-Slith Pool dwelling is now animated.

Features of the manual
-Basic information on how to install Third Upgrades Mod.
-Basic information on how the mod works.
-Main information of creatures, artifacts and creature banks.
-Guide on how to create a creature in the mod.
-Guide on how to create an artifact in the mod.

Third Upgrade Mod Manual