Throughout the entire game, who do you play as?

  A player-made character
  Alyx Vance
  Gordan Freeman
  Barney Calhoun

In the beginning of the game, who/what is talking to you?

  The Gman
  Alyx Vance
  A robot
  Chuck Norris

How long did the war of the Combine against the United Nations last?

  Four years
  Seven hours
  Five minutes
  Nine months

What planet do the Combine come from?

  Earth
  Chuck Norris
  Uranus
  Xen

How many species of aliens did the combine bring with them?

  1
  2
  3
  Other

What do Combine Soldiers use to make their voice deep?

  A vocoder in their vocal cords
  An autotuner
  Their helmet
  Xen

What is the base of operations for the Combine on Earth?

  A big boulder
  A secret cave
  The Citadel
  The Batcave

What does Dr. Kleiner keep as a pet?

  An antlion named Steve
  A turtle named Shawn
  A puppy named Brutus
  A debeaked Headcrab named Lamarr

What ARE Combine Soldiers?

  People in suits
  A human body injected with fluids that makes it obey orders, and suited with heavy armor
  An alien in metal armor
  A species from the planet Xen