As more titles enter the battle royale space, the gap will continue to close. By attaching "Warzone" to "Modern Warfare," Activision has made strides to provide a shooter experience in several genres and niches, including esports and co-operative play. Perhaps this has shifted the balance between free-to-play and traditional games. "Fortnite's" free-to-play format generated massive success, and other companies are developing their own strategies outside of traditional publishing.