Impulse

A console command which can do lots of different stuff depending on its numeric parameter.

Here is a list. All impulses marked as a cheat will require sv_cheats to be enabled.

Syntax

Syntax: impulse <number>

Impulse List

General

These commands are used in-game by default.

impulse 100

Toggles the flashlight on/off for the player.
Default key: F

Half-Life 2

impulse 50

Makes player command (call/send) a squad.
Default key: C

impulse 51

Spawns item_dynamic_resupply.

impulse 52

Rangefinder. Prints Starting position, ending position, 3D distance and 2D distance.

Spawn Commands

impulse 82

Cheat. Spawns an armed buggy.

impulse 101

Commonly used cheat. Gives the player all weapons, extra ammo, extra health and extra energy. (Can also be used In counter strike source to fill up the players cash reserves)

impulse 102

Cheat. Spawns a human skull. (The models\Gibs\AGIBS.mdl gib.) It spawns a more dynamic set of gibs in Half-Life: Source.

Other Commands

impulse 81

Cheat. Gives the player weapon_cubemap which is useful for checking cubemaps.

impulse 103

Cheat. Reports status (AI, health, etc.) of the NPC under the crosshairs.

impulse 106

Cheat. Displays the classname, targetname and modelname of the entity under the crosshairs.

impulse 107

Cheat. Prints what texture the crosshairs are pointing at.

impulse 108

Cheat. Debugs the NPC under the crosshairs.

impulse 200

Cheat. Toggles between lowering/raising the weapon completely, clearing it from the screen, useful for taking screenshots.

impulse 203

Cheat. Remove the entity under the crosshairs.

Multiplayer games

impulse 201

Paints decal in multiplayer.
Default key: T

Nonfunctional

impulse 195

Cheat. Would show the shortest path in the level to the nearest node_viewer_fly node.

impulse 196

Cheat. Would show the shortest path in the level to the nearest node_viewer_large node.

impulse 197

Cheat. Would show the shortest path in the level to the nearest node_viewer_human node.

impulse 202

Would play 'player jingle'.

impulse 202

Cheat. Would splatter blood decal.