In your game there are no shadows around the screen, everything is clear. Is this something that can be done? These shadows around the screen are distracting and strain your eyes a lot. By the way, great video.
A little bit of patience! It's not released yet, coming out on 26th of August in The War Within expansion :) I'm testing this on beta right now, preparing the content so to speak :)
no, you can repeat the same Delves as many times as you like, but rewards are somewhat limited, check out this guide - ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-RuS1WnqrJzk.html