User blog comment:Plexioth- xD/Monster Hunter 3 Ultimate/@comment-3353264-20111205015555

Argh, I think I'm starting to jump on the bandwagon saying that monster in the end is Amatsu's subspecies. The glowing (magma-like) patterns on its body seems too close to that of the fluid flowing on Amatsu's patagium. The only thing belying this is that its growl doesn't sound like Amatsu's.