3D Creators who sell physical prints. How do you do it?

/r/3DPrinting is a place where makers of all skill levels and walks of life can learn about and discuss 3D printing and development of 3D printed parts and devices.

If you were making a Chaos Knights Army, which Legion/War Band would you theme it around?

Dedicated to the dark and twisted powers of Chaos in Warhammer 40k. Whether you're a fan of the corrupted legions of Chaos Space Marines, the nightmarish Chaos Daemons, the towering Chaos Knights, or the heretical Traitor Guard, this is your sanctuary to revel in the warp. Let the galaxy burn!