Combine Human theory

The Combine human theory relates to the Combine charecters in Half Life 2. It is suggestive that the Combine evolved from humans it is basde on the following printscreened image of some Grafiti in Half Life 2. The grafiti can be found in one of the "Water Hazard" levels (noclip cheat required.) I have included a link to an image of where the grafiti can be found aswell as the grafiti to prove that it is not done with Garrys mod or image editing software.

The grafiti []

The Grafiti location