According to posts on online forums, ads have made their way into real-time gameplay in Assassin's Creed Odyssey. One gamer who reported the problem was Redditor triddel24,...
That was actually a solid deal because most people didn't have game collections or exposure to a lot of great titles.
Whoever got away with putting Metal Gear Solid on one of the demo discs changed my life. It's a shame we'd never see something like that in the modern day.