ZOMBIES mode was removed due to it not reaching the high quality level that we desire for all modes in Call of Duty: Mobile.

Call of Duty: Black Ops III Zombies Chronicles Edition includes the full base game and the Zombies Chronicles content expansion. Call of Duty: Black Ops III combines three unique game modes: Campaign, Multiplayer, and Zombies, providing fans with the deepest and most ambitious Call of Duty ever.

Activision (ATVI) Call of Duty Game Delayed for 2024 - Bloomberg.

Call of Duty release in 2024 is reportedly a full game and a continuation of last year's rebooted sequel Call of Duty: Modern Warfare II. As per Bloomberg reporter Jason Schreier, publisher Activision, who earlier decided against releasing a CoD title this year, has had a change of heart.