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- swearfilter.2da cannot be rearranged
- The first column of the spell preference 2da files
Adding Columns
Most game read 2da files (if not all) can have custom columns added but these are only useful for Get2DAString (and it's a much better idea to create a custom 2DA file for additional metadata).
In one instance in NWN:EE this has a valid use case the engine recognises: Additional "Spellbook" columns in spells.2da, which are now referenced by column name in classes.2da.
Client and Serverside 2das
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