Riotoro call this their 'convertible' PC case. it comes flat packed, and you get the instructions online to follow. As Leo explains, this IKEA style of building a case wasn't all smooth sailing.

Browse the best PC cases, see what you like ... However, you need to make your own choices, as design preferences are highly subjective. The monitor is a crucial component of any PC setup.

The Fractal Design Terra is cute ... of advice if you're planning your own Terra build: plug in your CPU power cable before you install the motherboard. The case offers a PSU mounted vertically ...