Yesterday, I managed to extract models and animations from pokemon_graphic.bin, so they can be viewed with standard 3DS model viewers. Today, I did the next logical step, and wrote code to change these animations. Observe:

I don't have special builds ready just yet, but if you're a developer who's anxious to make changes, I have some sample code here. (That link might be dead if you're reading this a week or so after this post was published.)