This command sets the amount of time, in seconds, between each "special" or "boss" zombie spawn.
The syntax for the z_special_spawn_interval command is as follows:
z_special_spawn_interval [seconds] sv_cheats Default Value: 45
This command has the following arguments:
|Seconds||The interval, in seconds, between special zombie spawns (default 45).|
Find below working examples of the z_special_spawn_interval command.
This command sets the spawn interval between each special or boss mob spawn to 60 seconds.