Has an AFL game ever ended 106-23?
Exactly once. On May 18, 1901, Fitzroy beat St Kilda 106-23, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 106-23 in league history.
That makes 106-23 the 3884th most common final score out of 6,649 that have ever occurred in AFL. One point away, 107-23 has happened 1 times and 106-24 has happened never.