I currently have the Ncase M2, since I prefer air cooling. I don't have a pic of the PC in the M2, but here it is in the Cooler Master NR200:

(Well, except that I did have to give up on having a 3.5" hard drive, but aside from that.)
I had a storage server (NAS) even before I went the SFF route, so there was little to sacrifice. Too bad the server wouldn't fit in a nice SFF case.