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Half-Life 2: Episode One

Codes

Black Hole Grenade

At the console, accessable by pressing ~, enter hopwire_vortex 1.
Then enter the following code:

EffectCode
weapon_hopwireBlack Hole Grenade

Contributed By: Gram_kun.

Console Commands

To enter this commands you must open up the console by pressing the "~" key.

EffectCode
hurtme #Damages you for however much damage you put as the number.
mapsLists all maps
sk_plr_dmg_357 #Set Damage Value for .357 Magnum
sk_plr_dmg_crossbow #Set Damage Value for Crossbow
sk_plr_dmg_crowbar #Set Damage Value for Crowbar
sk_plr_dmg_grenade #Set Damage Value for Grenades
sk_plr_dmg_pistol #Set Damage Value for Pistol
sk_plr_dmg_ar2 #Set Damage Value for Pulse Rifle
sk_plr_dmg_rpg_round #Set Damage Value for RPG Rockets
sk_plr_dmg_buckshot #Set Damage Value for Shotgun
sk_plr_dmg_smg1_grenade #Set Damage Value for SMG Grenades
sk_plr_dmg_smg1 #Set Damage Value for Submachine Gun
sk_max_357 #Set Max Ammo for .357 Magnum
sk_max_crossbow #Set Max Ammo for Crossbow
sk_max_grenade #Set Max Ammo for hand Grenades
sk_max_pistol #Set Max Ammo for Pistol
sk_max_ar2 #Set Max Ammo for Pulse Rifle
sk_max_ar2_altfire #Set Max Ammo for Pulse Rifle energy orbs
sk_max_rpg_round #Set Max Ammo for RPG
sk_max_buckshot #Set Max Ammo for Shotgun
sk_max_smg1_grenade #Set Max Ammo for SMG Grenades
sk_max_smg1 #Set Max Ammo for Submachine Gun

Contributed By: Shadow..

Map codes

Enter these with the 'map' code in the console. Press ~ to activate the console.

EffectCode
ep1_c17_00Spawns you at the beginning of Chapter 3
ep1_c17_01Spawns you at the beginning of Chapter 4
ep1_c17_02Spawns you in Chapter 4 City 17 after the first load point.
ep1_c17_02aSpawns you in Chapter 4 City 17 after the second load point.
ep1_c17_02bSpawns you in Chapter 4 City 17 after the third load point.
ep1_c17_00aSpawns you in City 17 after the first load point.
ep1_citadel_01Spawns you in the Citadel after the first load point.
ep1_citadel_02Spawns you in the Citadel after the second load point.
ep1_citadel_03Spawns you in the Citadel after the third load point.
ep1_citadel_02bSpawns you in the Citadel before the lift ride.
ep1_c17_06Spawns you in the last Chapter near the end.
ep1_c17_05Spawns you in the last Chapter.
ep1_background01aSpawns you looking in the car garage. (You are unable to move or do anything)
ep1_background02Spawns you looking off into the damaged City 17. (You are unable to move or do anything)
ep1_background01Spawns you looking up at the citadel. (You are unable to move of do anything)
ep1_citadel_04Spawns you near the end of the Citadel.
creditsStarts you at the credits.
ep1_citadel_00Starts you at the intro of the game.

Contributed By: Shadow..

Spawn an early version of the Hunter

With the console enabled through advanced keyboard options, go into the console with the tilde (~) key and type:

EffectCode
npc_create npc_ministriderSpawns the Hunter

Contributed By: Shoy.

Spawning NPCs

Access the console, type in "npc_create npc_<name>" and replace the name with one of these:

EffectCode
barnacleSpawns a barnacle.
turret_ceilingSpawns a Ceiling Turret.
citizenSpawns a City 17 Citizen.
combinedropshipSpawns a Combine Dropship
helicopterSpawns a Combine Helicopter
metropoliceSpawns a Combine Metrocop
cscannerSpawns a Combine Scanner.
combine_sSpawns a Combine Soldier.
crabsynthSpawns a Crab Synth
crowSpawns a Crow
headcrab_fastSpawns a Fast Headcrab
fastzombieSpawns a Fast Zombie.
turret_floorSpawns a Floor Turret.
launcherSpawns a Headcrab Launcher
headcrabSpawns a Headcrab.
ichthyosaurSpawns a Ichthyosaur.
manhackSpawns a Manhack
mortarsynthSpawns a Mortar Synth
pigeonSpawns a Pigeon.
headcrab_poisonSpawns a Poison Headcrab
headcrab_blackSpawns a Poison Headcrab
poisonzombieSpawns a Poison Zombie.
rollermineSpawns a Rollermine.
seagullSpawns a Seagull
stalkerSpawns a Stalker.
striderSpawns a Strider.
vortigauntSpawns a Vortigaunt.
zombie_torsoSpawns a Zombie without legs.
zombieSpawns a Zombie.
zombineSpawns a Zombine (Combine Zombie)
alyxSpawns Alyx.
antlionguardSpawns an Antlion Guard.
antlionSpawns an Antlion.
barneySpawns Barney.
breenSpawns Breen.
combinegunshipSpawns Combine Gunship
dogSpawns Dog.
eliSpawns Eli
monkSpawns Father Gregori
gmanSpawns Gman
kleinerSpawns Kleiner
mossmanSpawns Mossman

Contributed By: Shadow..

Passwords

Passwords

Hit the '~' key to open a prompt, type "sv_cheats 1" and enter codes.

EffectPassword
Impulse 101All guns, extra ammo.
showtriggers_toggleDraw game triggers.
mat_normalmaps 1Draw normal maps.
mat_normals 1Draw surface materials.
notargetEnemies can't see you.
npc_killKills all npc’s in the area.
vcollide_wireframe 1Only objects effected by physics are wireframe.
impulse 200Removes the weapon model from the screen.
ch_createjeepSpawn a scout car.
impulse 83Spawn an airboat.
ch_createairboatSpawn an airboat.
godToggle god mode on/off
noclipToggle walking through walls on/off
mat_fastnobump 0Turn off bump mapping.
mat_wireframe1Wire frame models.

Contributed By: TotalSpaceshipG, Darth1337, Shadow., and Mephisto852.

Achievements

Steam Achievements

AchievementDescription
Destroy the gunship in the hospital attic.Attica!
Use the cars to squash 15 antlions in Episode One.Car Crusher
Don't let any citizens die when escorting them to the escape train.Citizen Escort
Kill five enemies with the same energy ball.Conservationist
Contain the Citadel core.Containment
Survive long enough to get on the parking garage elevator.Elevator Action
Escape city 17 with alyx.Escape From City 17
Help Alyx snipe 30 enemies in Episode One.Live Bait
Contain the Citadel core without killing any stalkers.Pacifist
Finish the game firing exactly one bullet. Grenade, crowbar, rocket, and Gravity Gun kills are okay!The One Free Bullet
Kill an Elite Soldier with his own energy ball.Think Fast!
Make it to the bottom of the Citadel's main elevator shaft in one piece.Watch Your Head!
Use flares to light 15 zombies on fire.Zombie-que

Contributed By: Guard Master.