Colonial Marines

The Alien Cowboy

what a great and simple design.  This guy cracked me up!

Uh, guys? . . . .there is an ALIEN . . in the HALLWAY!!!

Halo

Predators

Warrior Maiden

More Green Lantern Corps

Red Dead Meat

First off, he's a red shirt.  Second, he's been Borg-a-fied.  THIRD, he's got a damn face hugger on him.

Poor bastard never stood a chance

courtesy of imdb.com 

Prometheus Engineer

That's crazy.  Is he a cosplayer or was he the actual dude from the movie?  I can't tell!

courtesy of imdb.com 

Colonial Marine on a Bug Hunt

There he is

hhhiiisssssssssssssssssssssss