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Entropy: Zero is a free-to-play fanmade Half-Life mod (dependency on Half-Life 2: Episode Two to launch) game developed and created by Breadman. The game was released on Steam on October 10, 2017. Entropy: Zero has received more than 2,600 reviews, with a rating of Very Positive (between 80% to 94% positive reviews).

A sequel to the game has been officially announced, named Entropy: Zero 2 where you take the role as an Overwatch Elite unit, making it one of the few games where the player takes the role as a Combine unit, and not the opposition.


A Metrocop's transport train has crashed with all his other fellow officers dead leaving him stranded. Now the Metrocop is left with his own devices in City 10, which has been abandoned by the combine due to an epidemic of the CFLU. However, there are still Rebels and Zombies the Metrocop has to deal with to carry on.


Bad Cop

The anti-hero protagonist of the game.

Barney Calhoun

A resistance member working undercover for Civil Protection.




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