The name of server is Death Warrant. Which have 2 servers. Currently server 2 contain the most players. Where players will get in to earn levels and upgrade their stats. To survive 16 waves. Being low levels with max damage reduction can get you killed easily. So you will have to find a secluded spot where you can take cover and shoot monsters to earn experience. The key points of playing style depend on class you select.
1. Weapon Master. 2. Adrenaline Master. 3. Medic Master.
Weapon master will be able to spawn with set of weapons as well as sucking to regain health by shooting monsters will skill vamprisim.
Adrenaline Master will be able to make and max magic weapons as well as become god mode depening on their adren amount.
Medic Master will have additional damage reduction as well as summoning monster assistant to help them earn experience.http://www.clandw.org/
Server 1 - http://www.gametracker.com/server_info/184.108.40.206:7777/
Server 2 - http://www.gametracker.com/server_info/220.127.116.11:6666/
Mash Wiki - http://www.clandw.org/index.php/other-stuff/mm-wiki