We’re back in the stories of the Monkey King on the Journey to the West and we’ll see that not everyone who is mean to you is a demon. They might be a murderous bandit! Also, try to make friends that can tell the difference between you and your evil doppelgänger.
The creature is the Kongamato, a (maybe?) actual dinosaur. It is truly terrible and annoying and bad, but only slightly murdery!