From casual to competitive PvP, fire away with your ideas. A lot of people think Legion messed up with the PvP, but I still don't think PvP this expansion is that bad unless you're someone who hates PvP Templates, I guess. Arena is still pretty decent.
What improvements do you want to see in Arena?
What improvements do you want to see in RBGs?
What improvements do you want to see in casual BGs and World PvP (Bring back WorldDefense!)?
How can we revive dueling?
Do you think class design is off to a good start in the BfA Alpha?