Consider the example of a trader runes. We need to edit the file RuneVendor.xdb
Open the file with an editor and add items:
server/game/data/Packs/XDB_Mechanics.Server.pak/Mechanics/VendorsTables/Rune/RuneVendor.xdb
As an example, I add Level 13 Rune
As a result, vendors will be product - Level 13 Runes.
Price is edited in the properties of an item to be added.
In a similar way you can add the required elements.
Let's say you want to add to the range of merchant Runes - Spinner's Access Code.
Copy a building block to an item, the rules by adding the desired item:
/Mechanics/Mounts/5thGrade/Items/ZemSpider.xdb
As a result of simple manipulations in merchant runes in the range should appear:...