While I generally find zombification of characters to be done well past death, this one is 20% cooler than the rest as there's more elements of a corrupted mirror image than just ripping off a few good-sized chunks of flesh and calling it a day.
The first rule of pony fight club is : "Friendship is magic". The second rule of pony fight club is : "Even friends fight sometimes". The third rule of pony fight club is : " you don't talk about pony fight club to those who aren't your friends". That is all.