‘”That will be our mentality,” Pettine told Buffalobills.com. “We want to intimidate. I know some things have been made of that recently, but we’re going to walk that line. We’ll never be a dirty group, but we want to intimidate. We want to be physical, we want to knock people down and not help them up. I think that’s the approach you have to take. That’s something we’re not going to shy away from. We want to be the toughest defense in the NFL.”‘