Halo: Campaign Evolved, a remake of the original Halo 1 campaign, has failed to capture the imagination of players, selling only 1.2 million copies across Steam, PS5, and Xbox in two weeks. This is a stark contrast to the recent Black Ops revivals, which have brought in a combined $435 million in sales. The probable reason for this disparity? A lack of multiplayer, according to Alinea Analytics. Personally, I think this is a fascinating case study in the power of multiplayer and the importance of understanding player expectations. What makes this particularly fascinating is the fact that Halo: Campaign Evolved is a ground-up remake of one of the most beloved shooters, and yet it has struggled to sell in meaningful quantities. In my opinion, this is a missed opportunity for Microsoft and 343 Industries. From my perspective, the lack of multiplayer is a critical oversight, as it is the one feature that turned two ancient COD ports into a half-billion-dollar phenomenon. One thing that immediately stands out is the price point of the game. At $50/£50, it is more expensive than the Master Chief Collection, which includes multiple Halo games and their multiplayer modes, and yet it has sold only 1.2 million copies. What many people don't realize is that the Master Chief Collection is cheaper, at $40/£40, and has dropped far lower in sales. This raises a deeper question: why is the price point of a campaign-only remake higher than a collection of multiple games with multiplayer modes? If you take a step back and think about it, it becomes clear that the lack of multiplayer is a critical factor in the game's sales performance. A Master Chief Collection release on PS5, multiplayer and all, would certainly have done far better than this campaign-only remake did. This is not to say that the remake is rubbish; quite the opposite. In fact, it is more successful at being a reinvention of an FPS classic than it is a reproduction, and that needn't be a bad thing. However, the lack of multiplayer is a critical oversight, and it has cost the game dearly in terms of sales. What this really suggests is that players are drawn to multiplayer experiences, and they are willing to pay for them. The Black Ops ports, with their multiplayer modes, have captured the imagination of players and brought in a significant amount of revenue. This raises a deeper question: what does this say about the future of gaming? A detail that I find especially interesting is the fact that the remake was a day-one Game Pass release, attracting around 2.1 million players on PC and console on the service, and approximately 600,000 of those spent $20 more on the Premium Pass so they could play the game five days early. This suggests that players are willing to pay for early access and premium features, but only if they are offered as part of a larger package. In conclusion, Halo: Campaign Evolved has struggled to sell in meaningful quantities due to a lack of multiplayer. This is a missed opportunity for Microsoft and 343 Industries, and it raises important questions about the future of gaming and the role of multiplayer in the industry. Personally, I think this case study highlights the importance of understanding player expectations and the power of multiplayer in driving sales and engagement.