Has an AFL game ever ended 142-86?
Exactly once. On April 30, 1977, Hawthorn beat Fitzroy 142-86, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 142-86 in league history.
That makes 142-86 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 143-86 has happened 2 times and 142-87 has happened never.