Before you could decide on testing if the centaur was dangerous, or not, you decided to inform the mayor, and hope that the sheriff brings him outside, so she could show that they actually exist. You also hope that you would get a reward for capturing the centaur, while at the same time the sheriff gives you credit.
"It's out here, mayor," Kim explains. "We caught it coming towards the abandoned railroad, and now we plan on experimenting on it, to see how they are causing so many people to disappear to Hoof Hollow." The mayor was old, but not old enough to walk on 2 feet, as he followed the sheriff outside, and saw the four legged horse man in black hair standing next to you. "Well call me a gopher's uncle," the mayor comments. "That is the biggest, and only centaur I have ever saw."