Has an AFL game ever ended 125-122?
Exactly once. On April 14, 2007, Carlton beat Essendon 125-122, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 125-122 in league history.
That makes 125-122 the 3883rd most common final score out of 6,649 that have ever occurred in AFL. One point away, 126-122 has happened 1 times and 125-123 has happened 4 times.