This video outlines some of the popular questions about scourge and how it plays out in PvP, as well as how deathshroud traits crossover to this new mechanic.
Please let me know if you have any questions or feedback!
https://youtu.be/LTSjMT5LPtc
So far, scourge is playing extremely well in tPvP, hopefully it will stay that way once players get used to their new elite specs.