Evil disney princesses are scary (but I am glad that they included Nala!)
Twisted Princess : les héroïnes de Disney plus démoniaques que jamais
Tinkerbell looks pretty badass even without an arm More
Zombie Disney Princesses Not sure who the artist is but awesome work
[Disney Star Wars Princesses] - artwork from http://pushfighter.deviantart.com/gallery/43110217
The darkside of a Disney Princess
Horror Disney Princesses - As much as I love Disney, I find this incredibly cool and I would totally watch these versions of the movies and probably like it more than the original (not a big fan of Princesses) Mulan is so badass.