Has an AFL game ever ended 188-149?
Exactly once. On April 27, 1985, Richmond beat Hawthorn 188-149, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 188-149 in league history.
That makes 188-149 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 189-149 has happened never and 188-150 has happened never.