Allen leads the Big Ten with 100.57 yards rushing per game and is coming off a 145-yard performance in a 25-21 victory at Illinois. Allen rushed for a season-high 165 yards in a 52-21 loss at Ohio State last year. Ohio State ranks fifth in yards allowed per game (260.1), second in yards allowed per play (3.93) and 18th in yards rushing allowed per game (100.57).