Left 4 Dead 2 is a Zombie, Horror Survival video game developed and published by Valve Corporation. Left 4 Dead 2 is a First-person Shooter video game set on a global scale, infected by the Green Flu which is responsible to transform humans into extremely aggressive and deadly zombies. The story of the game revolves around the four survivors Coach, Ellis, Nick and Rochelle who are immune to the flu. In order to survive they travel from place to place items like food, medicines, weapons etc. You can choose one of the characters as protagonist and play the game. Because of being the main character of the game you act as their leader. The game allows you to use different firearms and melee weapons according to the scenario on a specific point in the game. For example if you encounter a zombie or multiple in the shape of hordes, you can engage in close combats using melee weapons, and if you are on a safe distance you can use guns like Pistols or snipers to shoot down the zombies. The game provides you with a multiplayer gaming mode, so you can play with other online players too. You also get to play 5 campaigns, in which you get provided with safe houses and check points and a goal to survive till the end of the campaign. Left 4 Dead 2 is an amazingly addictive and quite thrilling game with a super action and adventure packed game-play. Left 4 Dead 2 is available to play on Windows, Mac, Xbox, Steam and Linux platforms.