Combine Trooper.
Ok, I'll admit, it's a bit of a stretch, because they're *technically* human, but they're heavily augmented with Alien technology (and, according to some sources, infused with alien DNA), so I'd say they're Alien.
Failing that, Strogg, because... well... they're just pretty awesome.
Ok, I'll admit, it's a bit of a stretch, because they're *technically* human, but they're heavily augmented with Alien technology (and, according to some sources, infused with alien DNA), so I'd say they're Alien.
Failing that, Strogg, because... well... they're just pretty awesome.