Has an AFL game ever ended 156-118?
Exactly once. On June 12, 1982, Richmond beat Fitzroy 156-118, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 156-118 in league history.
That makes 156-118 the 3883rd most common final score out of 6,649 that have ever occurred in AFL. One point away, 157-118 has happened never and 156-119 has happened never.