‘Mansfield, who also is known as “Rocker,” owns the home, truck and snowmobile in Bloomfield that he decked out in Buffalo Bills red, white and blue colorsand logo, which in 2020 drew national attention. While he, too, is sad at what happened Sunday and how it happened — don’t get him started on the referees’ calls that didn’t go the Bills’ way — the sign posted on the fence out front of his house sums it up: “Billieve.”‘