I've seen both movies, and I know full well that "One Little Nine Year Old Boi" (Kevin) defeated those "2 Fully Grown Men" (Harry and Marv) in both films.
yea hes a also a violent sociopath. dude made his house into some indiana jones ass temple of doom type shit vs just calling the cops immediately, caused the burglars (deservedly ill admit) immense (and irl fatal) harm, and was completely unaffected after.