If you see "FIFA 21" for Xbox 360 online, it typically refers to:
Nintendo Switch (which featured updated kits but no new gameplay). Xbox 360 Fifa 21 Download
Since the true FIFA 21 experience is impossible, consider these football games available for legitimate download or purchase on Xbox 360: If you see "FIFA 21" for Xbox 360
Xbox One, Xbox Series X/S, PlayStation 4, and PlayStation 5. Xbox Series X/S