especially with it being later in the year and all, you'll get more of the dredges to come out to a game. I'd dress plainly, no black and gold, like someone said maybe buy a Bills winter hat or something. The Patriettes* are reviled here, so the fans won't be in the best of moods (unless they're beating Marcia and girlfriends on Sunday).
Hanover? That's a bit longer trip than Pittsburgh.