Carga el juego de la siguiente manera: "hl.exe -dev -console" . Despues durante el juego presionar Ñ y dentro de la consola introducir "sv_cheats 1" ahora volveis a presionar Ñ e introducir los siguients codigos:

Modo Dios: /god
Todas las armas y toda la municion: /impulse 101
Obtener items: /give [xxxx] sustituyendo xxxx por los siguientes codigos: item_airtank , item_antidote , item_battery , item_healthkit , item_longjump , item_security , item_sodacan , item_suit , ammo_357 , ammo_9mmAR , ammo_9mmbox , ammo_9mmclip , ammo_ARgrenades , ammo_buckshot , ammo_crossbow , ammo_egonclip , ammo_gaussclip , ammo_glockclip , ammo_mp5clip , ammo_mp5grenades , ammo_rpgclip , weapon_357 , weapon_9mmAR , weapon_9mmhandgun , weapon_crossbow , weapon_crowbar , weapon_egon , weapon_gauss , weapon_glock , weapon_handgrenade , weapon_hornetgun , weapon_mp5 , weapon_python , weapon_quantumdestabilizer , weapon_rpg , weapon_satchel , weapon_shotgun , weapon_snark , weapon_tripmine
Seleccionar mapa: /map [xxxx] sustituyendo las xxxx por los siguientes codigos:
Para un solo jugador:c0a0 , c0a0a , c0a0b , c0a0c , c0a0d , c0a0e , c1a0 , c1a0a , c1a0b , c1a0c , c1a0d , c1a0e , c1a1 , c1a1a , c1a1b , c1a1c , c1a1d , c1a1f , c1a2 , c1a2a , c1a2b , c1a2c , c1a2d , c1a3 , c1a3a , c1a3b , c1a3c , c1a3d , c1a4 , c1a4b , c1a4d , c1a4e , c1a4f , c1a4g , c1a4i , c1a4j , c1a4k , c2a1 , c2a1a , c2a1b , c2a2 , c2a2a , c2a2b1 , c2a2b2 , c2a2c , c2a2d , c2a2e , c2a2f , c2a2g , c2a2h , c2a3 , c2a3a , c2a3b , c2a3c , c2a3d , c2a3e , c2a4 , c2a4a , c2a4b , c2a4c , c2a4d , c2a4e , c2a4f , c2a4g , c2a5 , c2a5a , c2a5b , c2a5c , c2a5d , c2a5e , c2a5f , c2a5g , c2a5w , c2a5x , c3a1 , c3a1a , c3a1b , c3a2 , c3a2a , c3a2b , c3a2c , c3a2d , c3a2e , c3a2f , c4a1 , c4a1a , c4a1b , c4a1c , c4a1d , c4a1e , c4a1f , c4a2 , c4a2a , c4a2b , c4a3 , c5a1
En el modo multiplayer: boot_camp , bounce , datacore , lambda_bunker , snark_pit , stalkyard , subtransit , t0a0 , t0a0a , t0a0b , t0a0b1 , t0a0b2 , t0a0c , t0a0d