Has an AFL game ever ended 136-55?
Exactly once. On August 26, 1950, Essendon beat St Kilda 136-55, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 136-55 in league history.
That makes 136-55 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 137-55 has happened never and 136-56 has happened never.