I thought the scene where the pony eats all that acid and then goes on a killing spree, crushing all those babies in slow-motion, was a bit too much.

No idea what the bad guys wanted, they never really explained. Also, every time I saw that horse, I imagined parts of its juicy freshly butchered meat, sizzling away on a barbeque, waiting to feed a group of hungry people. Hehe beautiful. And that's coming from a vegetarian