Quoted By:
it's pretty much a perfect match. when those final evos were leaked, nobody could identify who that girl was. now it's safe to say that it's mallow
you could say they're early concepts and perhaps were scrapped, but i think it's a bit reaching to think that such detailed concepts would be done for a rejected design
the concept art leaks look like they're supposed to help the animators implement the designs in the show, which means these designs have been finalized and are ready