In conclusion, yes, you can play Call of Duty Black Ops 3 for Xbox 360 on Xbox One through backward compatibility. This feature allows players to enjoy their favorite Xbox 360 games on the newer generation console, providing a convenient way to revisit older titles.
If you previously bought a backward compatible game on Xbox 360 or have a game disc, you can play it on your Xbox One or Xbox Series X|S console. Only digital purchases will work on Xbox One S All Digital Edition and Xbox Series S. Additionally, some games or downloadable content may not be available in all regions.