Some Xbox 360 games are getting dual-packaging to let players know they work on that console and Xbox One.
Xbox Backward Compatible Games
LOT OF XBOX 360 GAMES - All Backwards Compatible on Xbox One and Series X!
Xbox One Now Plays Xbox 360 Games - Techlicious
Force Backwards Compatible Games to Appear in the Xbox Store
How to Play Backwards Compatible Xbox 360 Games on the Xbox One
Here's why your favorite Xbox 360 game isn't backward compatible on Xbox Series X
Xbox One's Backwards Compatibility Now Supports Multi-Disc Xbox 360 Games
Xbox Backward Compatible Games
Microsoft adds 16 more Xbox 360 games to Xbox One - GSMArena blog