Has an AFL game ever ended 131-120?
It has. 131-120 has been a AFL final 2 times in 17,053 games. The first was Fitzroy beat Hawthorn on April 18, 1959; the latest was St Kilda beat Footscray on July 3, 1982.
That makes 131-120 the 2496th most common final score out of 6,649 that have ever occurred in AFL. One point away, 132-120 has happened never and 131-121 has happened 1 times.