Has an AFL game ever ended 136-29?
Exactly once. On June 22, 1901, Essendon beat St Kilda 136-29, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 136-29 in league history.
That makes 136-29 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 137-29 has happened never and 136-30 has happened never.