Has an AFL game ever ended 128-63?
Exactly once. On July 15, 1972, Carlton beat Sydney 128-63, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 128-63 in league history.
That makes 128-63 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 129-63 has happened never and 128-64 has happened 2 times.