Has a FIBA World Cup game ever ended 88-84?
It has. 88-84 has been a FIBA World Cup final 2 times in 2,041 games. The first was Brazil beat Italy on October 3, 1978; the latest was Spain beat Italy on November 11, 2022.
That makes 88-84 the 222nd most common final score out of 1,178 that have ever occurred in FIBA World Cup. One point away, 89-84 has happened 2 times and 88-85 has happened 4 times. At one point the score disappeared for 45 years, between 1978 and 2023.