Seven days and no comments? You must be unlucky, I bet it was Hidma's fault.
Well, I really liked it. I thought it was a very interesting perspective on the concept of shiny Pokemon, which I had always before seen as just a variation in color. I liked how the events that came as a result of Hidma being an omen were directly caused by the idea of him being an omen. It certainly provided a nice look at the group psychology of Houndour/doom. I also thought it was a nice touch how you capitalized "Human." It seemed to reduce the size of the barrier between people and Pokemon.
I did spot one glaring grammatical error:
I wouldn't say this is a grammar mistake, but it feels awkward:
Nitpicks aside, great job!