Has an AFL game ever ended 120-102?
It has. 120-102 has been a AFL final 2 times in 17,053 games. The first was Sydney beat Footscray on May 20, 1939; the latest was Melbourne beat Footscray on September 7, 1946.
That makes 120-102 the 2496th most common final score out of 6,649 that have ever occurred in AFL. One point away, 121-102 has happened 3 times and 120-103 has happened never.