Introduction

Welcome to Half-Life 2. Or Half-Life 2: Episode 1...or Episode 2, or perhaps Portal. You've got The Orange Box, and now you've got to make a decision. You choose which game to play, so now kindly choose which walkthrough to use.

Whether your poison is blasting Combines or warping your body (and mind), allow us to supply you your fix.

In this The Orange box strategy guide, you'll find:

• HALF-LIFE 2 WALKTHROUGH // Our complete walkthrough to the original Half-Life 2.
  
  
• HL2: EPISODE ONE WALKTHROUGH // Our Half-Life 2: Episode 1 walkthrough.
  
  
• HL2: EPISODE TWO WALKTHROUGH // A walkthrough for Half-Life 2: Episode 2.
  
  
• PORTAL WALKTHROUGH // A walkthrough to every chamber of Portal.

Guides by: Dave Clayman and Mark Ryan Sallee