Standing at 6'11", Ngongba averaged 10.2 points, 5.8 rebounds, 2 assists, and 1.1 blocks this season for Duke. The versatile big man is described as a modern center with strong defensive capabilities, ranking in the 99th percentile for Defensive RAPM.
With Queta established as a starter and Nikola Vučević's future uncertain, the Celtics see Ngongba as a potential backup who could develop into a shot-blocking threat similar to Queta. The sophomore is projected as a mid-to-late first-round pick in the upcoming NBA draft.