Has an AFL game ever ended 127-91?
Exactly once. On June 9, 1984, Melbourne beat St Kilda 127-91, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 127-91 in league history.
That makes 127-91 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 128-91 has happened 5 times and 127-92 has happened 5 times.