Has an AFL game ever ended 153-73?
Exactly once. On July 10, 2005, St Kilda beat Carlton 153-73, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 153-73 in league history.
That makes 153-73 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 154-73 has happened never and 153-74 has happened never.