Has an AFL game ever ended 136-81?
Exactly once. On May 3, 1975, Hawthorn beat Melbourne 136-81, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 136-81 in league history.
That makes 136-81 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 137-81 has happened 1 times and 136-82 has happened never.