Reply To: Black pencil lines around the model

Hey Alex, that kind of effect is done in post, in this case Sketchfab. If you were to make a game, it would be done by the game engine’s post processing. 

http://blog.sketchfab.com/post/109290669739/cel-shading-on-sketchfab

http://blog.sketchfab.com/post/111457595804/creating-a-cartoon-outline-for-sketchfab

http://blog.sketchfab.com/post/140219816064/tutorial-creating-3d-blueprints