You would have to set it to a lighting state and do it via scripting.

Updated.

This is looking so good, i REALLY want to play it

The script just counts how many zombies are alive, not how many left in the current round.

This is looking amazing!

Error:


There's a simple fix for this!

Go into your Black Ops 3 Directory and enter Radiant > Autosavebackup, there you will find heaps of auto backups of your maps/prefabs.

In your File Browser, Right click >...