Enchanted Artisan

General Feat (Prerequisite: Level 4+)

Skilled Artisan. you gain proficiency in one set of artisan's tools of your choice.

Spellbinding craftsmanship. As you finish a short or long rest, you can choose to work on an item with a pair of artisan's tools with which you have proficiency and grant the item the ability to give advantage to the item holder within the next 8 hours. The number of items that you can affect in this way is equal to your proficiency bonus.