Has an AFL game ever ended 138-63?
Exactly once. On July 20, 2007, Geelong beat Footscray 138-63, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 138-63 in league history.
That makes 138-63 the 3885th most common final score out of 6,649 that have ever occurred in AFL. One point away, 139-63 has happened 4 times and 138-64 has happened 1 times.