Are any of these servers what you are looking for?

Servers with "Mayhem" and "City" in the name:
[CM] CityMayhem Trouble In Terrorist Town Server 24/7 #1
[CM] CityMayhem Trouble In Terrorist Town [US][24/7][1 Hit K
[CM] CityMayhem Trouble In Terrorist Town 24/7 #2
[CM] CityMayhem Trouble In Terrorist Town 24/7 #2