Is Rokinon/Samyang 135mm f/2 good lens for portraits? Bokeh and Lens Flare.

I’ve been using Rokinon 135mm f/2  for a while. This lens is one of my favorite lens for shooting open outdoor portraits or artistic images, as long as I have space and time for manual focus to do so.  It’s very sharp lens, no distortion, no CA, well controlled lens flare. Prego Sony a7, Rokinon...