Two Monday-night games delivered surprises and fantasy angles: Bijan Robinson anchored Atlanta's upset of Buffalo with his burst and Atlanta's improved run-game design, while Michael Penix Jr. carved through the Bills with play-action comfort and downfield throws. Chicago’s late OT win highlighted the Bears’ evolving offense and defensive temperament. Trade-deadline chatter and questions about the 49ers’ interior line added context for fantasy managers heading into the byes and a busy stretch run.