In last week's PTR build, there was a rework for the Shadow Priest's tier set bonus! In this article, EllipsisPriest gives his thoughts and opinions on the recent changes.
Shadow Priest Tier Set Rework for Build 41462 Dark Thoughts has an additional 5% chance to trigger for each Shadow damage over time effect on the target.Casting Devouring Plague has a 40% chance to grant Dark Thought. Casting Searing Nightmare has a 25% chance to grant Dark Thought. Read more on wowhead.com