Black Ops 6's multiplayer nailing its part of the Squid Game 2 event, Zombies stumbles, and it's a concerning sign for the mode.
Call of Duty: Vanguard Zombies, for all its flaws, has been a fairly polished experience when it comes to performance and stability. The mode does still have some bugs though, including a new one ...
Leaks have indicated that it will be returning to the old round-based style, and given the negative response to Call of Duty: Vanguard Zombies, going back to what worked would not be surprising.