Has an AFL game ever ended 123-107?
It has. 123-107 has been a AFL final 4 times in 17,053 games. The first was Essendon beat Hawthorn on July 17, 1976; the latest was Carlton beat Essendon on May 2, 2021.
That makes 123-107 the 1005th most common final score out of 6,649 that have ever occurred in AFL. One point away, 124-107 has happened 1 times and 123-108 has happened 6 times. At one point the score disappeared for 40 years, between 1981 and 2021.