Has an AFL game ever ended 117-90?
It has. 117-90 has been a AFL final 3 times in 16,622 games. The first was Sydney beat Fitzroy on June 29, 1968; the latest was GWS beat Essendon on June 19, 2016.
That makes 117-90 the 1534th most common final score out of 6,607 that have ever occurred in AFL. One point away, 118-90 has happened 4 times and 117-91 has happened 1 times. At one point the score disappeared for 27 years, between 1968 and 1995.