technically they merged. for the most part they are separated Development wise. They are separated into 3 distinct parties internally which then go together for corporate things.
- [Activision Publishing], which handles the development, production, and distribution of video games from its subsidiary studios. It also houses the [Call of Duty League].
- [Blizzard Entertainment], which handles the development, production, and distribution of Blizzard’s games. It also maintains [Battle.net], organizes [BlizzCon](, and houses the company’s esports activities including [MLG] and the [Overwatch League].
- [King], which handles the development and distribution of its mobile games.