In the Pokemon movie "Kyurem vs The Sword of Justice," we got to see a Pokemon that looked just like a My Little Pony character: Keldeo!
So, let's ask ourselves, who would win in a rap battle? Keldeo or Rainbow Dash?
Image Sources were:
Keldeo pic: http://www.gamersbliss.com/2012/09/09/how-to-obtain-keldeo-in-pokemon-black-and-white/
Dash pic: http://n1de.deviantart.com/art/Rainbow-Dash-V4-288440446