Originally Posted by Cmike2780

Thank you. I used Adobe Photoshop and mostly the airbrush tools. The overall forms I sketched out on a piece of paper first, scanned, then traced the lines using Autocad( just 2d splines). You can also do use illustrator or photoshop, but Autocad is easier & faster for me. I use to do this stuff using prismaticolors too, but having an unlimited pallet in Photoshop makes it so much easier once you get the hang of it. I also draw with an Intuos digital tablet.