Has an AFL game ever ended 138-64?
Exactly once. On August 22, 2003, Hawthorn beat Carlton 138-64, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 138-64 in league history.
That makes 138-64 the 3885th most common final score out of 6,649 that have ever occurred in AFL. One point away, 139-64 has happened 1 times and 138-65 has happened 2 times.