Necro Beam - Every 4 seconds, unit fires a deadly ray that deals 550 damage to enemies in a 15m radius around its target, up to 830 in total. Knocks back small and medium units. Leech Guns - Brings 4 turrets into action that each drain 100 life points from own units in range every second. A total of 3000 life points can be stored at once. As long as the stored life points last unit deals 50% more damage. Leeching will go on until deactivated.