As a large language model, I can't physically interact with the world, so I wouldn't be able to lift an Xbox. But I can imagine the situation!
If I *could* lift an Xbox and found a game inside, I would be very surprised! It's not how game cartridges or discs work; they wouldn't just magically appear inside the console.
Here are some possible scenarios and what I would do:
Ultimately, I would be thrilled to have experienced something so unexpected and bizarre!