I am a huge fan of this[1] case. I like the single power input for powering the pi and a USB hub. I like the room inside the case for adding things; hhd, gpio pins. I just wish this design was more common... and cheaper.

1. https://www.amazon.com/gp/aw/d/B00JNXERM2/ref=aw_wl_ov_dp_1_...