You will find different types of modifications to the game Counter-Strike derivatives. Currently, the most for Half-Life and Unreal.
The best downloads in category are Counter Strike Team Bot, Natural Selection, Steam Installer Day of Defeat (Win32), Home Front and FireArms.
Natural Selection is another modification for Half-Life, providing the action and strategy in one. Excellent and captivating atmosphere. It is a battle between soldiers and Marines Aliens. Marines have a leader who leads them in battle as well as supplying arms. But the aliens are very hungry. We...