Warzone Caldera, the first iteration of the landmark free-to-play Call of Duty mode that radically transformed Activision-Blizzard's business, is officially closing shop on September 21, 2024. The mode will be pulled offline on all platforms and gamers will need to move over to Warzone 2.0.

Yes, Warzone is free in Modern Warfare 3.\n\n The cost of buying Modern Warfare 3 for multiplayer, campaign, and Zombies, however, is a different story.

Working together with his captors, Bell, Frank Woods, Adler, and the rest are able to successfully destroy Perseus's transmitter equipment, preventing him from launching the nukes and saving the world in the process. With order restored in the world, Adler and Bell hike out to a cliffside to discuss their experience.

Ending: The Final Countdown\n\n If you choose to tell Adler the truth at the end of Identity Crisis, and complete The Final Countdown, destroying Perseus' base before Project Greenlight can be activated. This foils Perseus' plans and stops the nukes from detonating, saving the lives of millions.