Audio can be modded, but is quite time consuming and difficult for users looking to modify large amounts.New and existing town events are easily moddable, though you will have to work with existing mechanics, as new ones cannot be added.Dungeon generation is largely controlled by a few variables linked to hardcoded parameters, but quest generation is a tad more available to mod.
All trinkets are available to mod, and new ones can be added quite easily.Curios can be modded or added, but are very limited in potential.All AI can be modded, but new AI mechanics cannot be added.New locations cannot be added in, but existing ones can be modified.New and existing monsters can be added or modded.Limiting supply items to certain classes or scenarios is currently not possible. Many current supply effects are hardcoded, but new ones can be added with general ease.Only a small handful of effects are hardcoded and inaccessible by modders. Most buffs and effects are available to tinker with.It is very possible to create completely new classes with their own artwork, animations, and skills. More specific info on areas of the game can be found in their respective guide section. This is a list of general parts/mechanics that can be modded.