Lumina
sketchfab
Here's my 3D avatar, a noob character I like to call "Big D". Setting him up on Sketchfab was a breeze, mainly because I had all the colors already linked to his textures.
Download Model from sketchfab
With this file you will be able to print Lumina with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Lumina.