and here are some great fan made concept designs from Gloooscap. As you can see he does change up the classic look of Raph, Don, Mikey and Leo quite a bit but I think it works well. We also have ...

They have really covered all the ground of the TMNT ... so fans still have a chance to dive into this new era of turtles. NECA has just teased this release with figure posing and concept art ...