Arsicz Othry

You'll find Animal Boxing for the Nintendo DS videos here. As well as some other stuff.

Creators' web sites: 
http://www.akaonistudio.com/en/
http://www.gammickentertainment.com/index.php

Emulator links: 
http://melonds.kuribo64.net/ - for multiplayer videos
http://desmume.org/ - for single player videos