Check out his e-reader card, dude is a psychopath.
https://nookipedia.com/wiki/013_Punchy_(Animal_Crossing-e)
>What do you call a cat who goes hog-wild without warning? Punchy! Be wary whenever he's around. You never know when he might turn claws on you or surprise you with a cat punch!
>"
>"My fiesty friend,
>"I was visiting this friend of mine, Vesta, and something just came over me! Before I knew it, I was clawing her furniture to ribbons! Isn't that crazy?"