the first thing that should be done is simple stability offline seems like your playing an online game offline. 2nd would be secondary ai improvement they react too slow. and they get out of they zone leaving deep passes wide open. also while defendeng option if u try to dive at the pitch man after ball just been pitched you dive at QB even if your closer to rb
also why my 98 speed guy gets ran down and tackled by defensive ends near line of scrimage
It's much easier to run someone down than it is to beat them in a regular foot race. Also, QB's are focused on receivers as they're rolling out of the pocket, and RB's start 8-10 yards benind the line of scrimmage.