Bowser's minions. Aside from the constant defeat at the hands of the Mario brothers, apparently there are some severe restrictions each class of baddie must adhere to in their roles as Bowser's employees. It's a tough life, we imagine, and a job we would certainly not enjoy. They must get amazing health benefits, because, in all honesty, why would you put up with it over and over again?
We've embedded the video past the break, due to some possibly-NSFW action. So, check it out, if you so please.