Gems & Enchants (5.4.8)
Gems and Enchants allow you to customize your stats and choosing the right gems and enchants is critical to developing an effective Shadow Priest. Use this guide to view the selected best gems, enchants, and profession perks to use for your Priest.
The recommended profession bonuses for Shadow Priests are provided by Engineering + Blacksmithing. Engineering gives a very strong on demand Intellect boost and Blacksmithing offers the strongest passive stat bonus. Always use a profession perk if it is available.