Half-Life 2: Episode One Trainer

PC Trainers and Editors


We currently don't have any Half-Life 2: Episode One trainers, cheats or editors for PC. Premium members may REQUEST new trainers and cheats using our request system as long as the game has not been permanently retired or multiplayer only in nature. Cheat Happens does not support or condone the use of cheats in a multiplayer environment and will never create multiplayer based cheats or trainers.

Request a trainer for Half-Life 2: Episode One

CoSMOS Gamehacking Tool and Cheat Scripts

CoSMOS is a free self-service gamehacking tool and memory scanner designed by Cheat Happens. Search and change in-game values, load pre-made scripts and much more. Simple to use even for beginners with plenty of tutorials and videos to get you started.

You may be able to hack Half-Life 2: Episode One yourself using our FREE gamehacking tool CoSMOS while waiting for a trainer to be made. If any free scripts are released they will appear here.

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PC Cheats, Cheat Codes and Hints

1. Half-Life 2: Episode One Cheats, Cheat Codes & Hints
June 11, 2006
Cheat Codes
Modify your existing [install directory]\episodic\cfg\config.cfg file (with Notepad) and change con_enable to "1" to enable the console. While you are there, check which key is bound to the toggleconsole command and press this button once you get into the game in order to access the console. The key is probably [`] (tilde). Once in the console, type sv_cheats 1 to enable cheat mode. Once cheat mode is enabled, the game will allow you to use the developer's official cheat codes and the debug menu (SHIFT + F1).

sv_cheats 1Enable Cheat Mode
sv_cheats 0Disable Cheat Mode
ai_disableToggle Enemy AI
buddhaPlayer Takes Damage But Won't Die
godGod Mode
hurtme #Decrease Health by #
impulse 101All Weapons and Ammo
noclipNo Clipping Mode
ch_createairboatSpawn Airboat
ch_createjeepSpawn Jeep
mat_wireframe 1Wireframe Mode
sv_noclipduringpause 1No Clipping During Pause
sv_infinite_aux_power 1Unlimited Auxillary Power
showtriggers 0Show Trigger Brushes

Unlock All Chapters
Modify your [install directory]\episodic\cfg\config.cfg file (with Notepad) and change sv_unlockedchapters to "6".

PC FAQs, Guides and Walkthroughs

1. FAQ/Walkthrough
Download Half-Life 2: Episode One - FAQ/Walkthrough     View Half-Life 2: Episode One - FAQ/Walkthrough
FAQ/Walkthrough v1.0.
August 11, 2011
1809 times
  (by 139 members)    Rate this: 
2. FAQ
Download Half-Life 2: Episode One - FAQ     View Half-Life 2: Episode One - FAQ
FAQ/Walkthrough v1.1.
June 11, 2006
10630 times
  (by 146 members)    Rate this: 


1. UHS Module
Hints for use with the Universal Hint System.
June 22, 2006
4309 times
  (by 115 members)    Rate this: 

Achievements List

1. STEAM Achievements
April 16, 2012
Watch Your Head!
Objective: Make it to the bottom of the Citadel's main elevator shaft in one piece.


Objective: Contain the Citadel core.

Elevator Action

Objective: Survive long enough to get on the parking garage elevator.


Objective: Destroy the gunship in the hospital attic.

Escape From City 17

Objective: Escape City 17 with Alyx.

Live Bait

Objective: Help Alyx snipe 30 enemies in Episode One.

Citizen Escort

Objective: Don't let any citizens die when escorting them to the escape train.

Think Fast!

Objective: Kill an Elite Soldier with his own energy ball.

Car Crusher

Objective: Use the cars to squash 15 antlions in Episode One.


Objective: Contain the Citadel core without killing any stalkers.


Objective: Kill five enemies with the same energy ball.

The One Free Bullet

Objective: Finish the game firing exactly one bullet. Grenade, crowbar, rocket, and Gravity Gun kills are okay!


Objective: Use flares to light 15 zombies on fire.


Welcome to our collection of free Half-Life 2: Episode One wallpapers. Choose the resolution for your computer, then right-click on the image and choose "set as background".
Source: Official Website

PC Savegames

We currently don't have any Half-Life 2: Episode One savegames for PC. Please check back at a later date for more game saves to be added.

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