To end a flood of "the combine are human" threads, here is evidence that combine are actually aliens.
http://store.vugames.com/product.asp?product_id=645118
Scientist-with-a-crowbar Gordon Freeman joins a ragtag human resistance fighting extradimensional invaders for the survival of a conquered Earth
There we go, official evidence.
But thats not to say anything about whether the troops are/are not human, it simply states that the combine are alien.
http://store.vugames.com/product.asp?product_id=645118
Scientist-with-a-crowbar Gordon Freeman joins a ragtag human resistance fighting extradimensional invaders for the survival of a conquered Earth
There we go, official evidence.
But thats not to say anything about whether the troops are/are not human, it simply states that the combine are alien.