IP and brand collaborations serve as a critical strategic lever for boosting player engagement and revenue in the modern games market. Analyzing 477 collaborations across 104 unique PC and console games between January 2021 and June 2023, the data reveals that these events drive an average daily active user (DAU) increase of 11% during the first week of launch. Engagement typically peaks between the fourth and fifth days of an event before gradually returning to baseline levels. The impact of these partnerships varies significantly by monetization model. Premium games experience a more substantial engagement boost of 19% on average, largely because they often utilize downloadable content (DLC) that adds substantial new gameplay or story elements. In contrast, free-to-play titles see a more modest 8% DAU increase, as they frequently rely on cosmetic skins which, while cost-effective, offer less mechanical depth to drive player return. The most frequent collaborations occur between two game IPs, followed by partnerships with anime, manga, and comic franchises. Battle Royale and Sandbox genres lead the market in collaboration frequency, exemplified by platforms like Fortnite and Roblox. Case studies of Dead by Daylight and Top Gun: Maverick expansions in Ace Combat 7 and Microsoft Flight Simulator demonstrate that success is heavily dependent on brand fit and timing. Aligning in-game events with broader transmedia marketing activities, such as theatrical film releases, can result in DAU increases as high as 120%. Methodologically, the analysis utilizes Newzoo’s Game Performance Monitor, covering 37 global markets. The study excludes browser games and Nintendo Switch data, focusing on Steam, PlayStation, and Xbox platforms. To isolate the specific impact of collaborations, the research excludes events that coincide with initial game launches or shifts to free-to-play models.