Half-Life 2: Episode One

Strategy Guide/Walkthrough/FAQ

Corey Feldman Interview


Commentary track

Successfully complete the game. Then, start a new game and choose a level to get an option to play it with an audio commentary track.

Cheat Codes

Open Steam, go to your "Play Games" menu, and select Half-Life 2: Episode One. Right click on it and select "Properties". Click the "Launch Options" button, then type "-console". Click "Ok", then close. Double click "Half-Life 2: Episode One" to start the game. While playing the game, press ~ to display the console window. Type "sv_cheats 1" and press [Enter] to enable cheat mode. Then, enter one of the following codes to activate the corresponding cheat function. Also, any code can be used as a command line parameter by prefixing it with the "-" character. Note: For games that were downloaded from Steam, to use cheats in Single Player mode, start the game with the "-applaunch -dev -tconsole" command line parameter.

Result Cheat Code
Toggle God modegod
All weapons and extra ammunitionImpulse 101
Toggle no clipping modenoclip
Spawn indicated itemgive [item name]
Reduce your healthbuddha
Damage playerhurtme [amount]
Ignored by NPCsnotarget
List mapsmaps
Load indicated mapmap [map name]
Spawn indicated NPCnpc_create [name]
Set max ammo for .357 Magnum sk_max_357 [number]
Set max ammo for Pulse Rifle sk_max_ar2 [number]
Set max ammo for Pulse Rifle energy orbs sk_max_ar2_altfire [number]
Set max ammo for shotgun sk_max_buckshot [number]
Set max ammo for crossbow sk_max_crossbow [number]
Set max ammo for hand grenades sk_max_grenade [number]
Set max ammo for pistol sk_max_pistol [number]
Set max ammo for RPG sk_max_rpg_round [number]
Set max ammo for submachine gun sk_max_smg1 [number]
Set max ammo for SMG grenades sk_max_smg1_grenade [number]
Set damage value for pistol sk_plr_dmg_pistol [number]
Set damage value for .357 Magnum sk_plr_dmg_357 [number]
Set damage value for Pulse Rifle sk_plr_dmg_ar2 [number]
Set damage value for shotgun sk_plr_dmg_buckshot [number]
Set damage value for crossbow sk_plr_dmg_crossbow [number]
Set damage value for crowbar sk_plr_dmg_crowbar [number]
Set damage value for grenades sk_plr_dmg_grenade [number]
Set damage value for RPG rockets sk_plr_dmg_rpg_round [number]
Set damage value for submachine gun sk_plr_dmg_smg1 [number]
Set damage value for SMG grenades sk_plr_dmg_smg1_grenade [number]

Map names

Use one of the following values with the "map [map name]" code:

    Introduction: ep1_citadel_00
    Beginning of Chapter 3: ep1_c17_00
    Beginning of Chapter 4: ep1_c17_01
    Chapter 4 City 17 after the first load point: ep1_c17_02
    Chapter 4 City 17 after the second load point: ep1_c17_02a
    Chapter 4 City 17 after the third load point: ep1_c17_02b
    City 17 after the first load point: ep1_c17_00a
    Citadel after the first load point: ep1_citadel_01
    Citadel after the second load point: ep1_citadel_02
    Citadel after the third load point: ep1_citadel_03
    Citadel before the lift ride: ep1_citadel_02b
    Near the end of the Citadel: ep1_citadel_04
    Last Chapter near the end: ep1_c17_06
    Last Chapter: ep1_c17_05
    Looking in the car garage (glitch): ep1_background01a
    Looking off into the damaged City 17 (glitch): ep1_background02
    Looking up at the citadel (glitch): ep1_background01

NPC names

Use one of the following values with the "npc_create [name]" code:

    Alyx: npc_alyx
    Antlion guard: npc_antlionguard
    Antlion: npc_antlion
    Barnacle: npc_barnacle
    Barney: npc_barney
    Breen: npc_breen
    Ceiling Turret: npc_turret_ceiling
    City 17 Citizen: npc_citizen
    Combine Scanner: npc_cscanner
    Combine Soldier: npc_combine_s
    Crow: npc_crow
    Dog: npc_dog
    Fast Zombie: npc_fastzombie
    Hunter (early version): npc_hunter
    Pigeon: npc_pigeon
    Seagull: npc_seagull
    Stalker: npc_stalker
    Strider: npc_strider
    Vortigaunt: npc_vortigaunt
    Zombie without legs: npc_zombie_torso
    Zombie: npc_zombie
    Zombine (Combine Zombie): npc_zombine

Item names

Use one of the following values with the "give [item name]" code:

    Black Hole grenade: weapon_hopwire
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