Has an AFL game ever ended 83-25?
Exactly once. On June 25, 1966, Melbourne beat Fitzroy 83-25, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 83-25 in league history.
That makes 83-25 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 84-25 has happened never and 83-26 has happened 1 times.