Larian Studios Forums Divinity: Original Sin 2 - The Modding Dungeon Divinity - Original Sin 2 - Modding General This modding tool is way beyond me !

https://docs.larian.game/The_Divinity_Engine_2

as well as (somewhat outdated and uses Divinity Engine 1, but MANY features are practically identical)

https://www.youtube.com/playlist?list=PLE13woN-fNgu6IuHZguk-VJE6xWCHh9bJ

Frequent these modding forums as well. The community here is fucking super. Really, just play around with it.