Found two Horned Humanoid Questions... From oldest to newest... I can't find a point of differentiation, except mine, the older one, requiring it be neither "horns = sexy" or actually being a fungus growing on humans or something. How would I evolve horns on humans? Horned Humanoids? Do we merge...

This question was triggered by this one : Appstore application to assassinate anyone. I have a lot of troubles dealing with it. Quoting it, the core of the question is something akin to that (Know you should read the whole question to have a clearer picture, different from mine) : But here's the...