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trigger_ entities

Name Games Description
trigger_aidoor RTCW Single Player, RTCW Multiplayer These entities must be placed on all doors one for each side of the door this will enable ai's to operate the door and help in preventing ai's and the player
trigger_always Quake II, Quake III Arena, RTCW Single Player, RTCW Multiplayer, Enemy Territory This trigger will always fire. It is activated by the world.
trigger_ammo Enemy Territory Any entity that touches this will get additional ammo a specified rate up to a specified maximum.
trigger_changelevel Quake When the player touches this, he gets sent to the map listed in the "map" variable. Unless the NO_INTERMISSION flag is set, the view will go to the
trigger_concussive_dust RTCW Multiplayer, Enemy Territory Allows client side prediction of teleportation events. Must point at a target_position, which will be the teleport destination.
trigger_count DOOM 3, Quake 4, Prey Countable trigger.
trigger_counter Quake, Quake II Acts as an intermediary for an action that takes multiple inputs.
trigger_damagable Prey Variable sized repeatable trigger. Must be targeted at one or more entities.
trigger_deathCheck RTCW Single Player, RTCW Multiplayer aiName entity making alertentity call
trigger_deathresurrection Prey Volume for killing and resurrecting player at random target
trigger_elevator Quake II
trigger_enabler Prey Variable sized repeatable enabling trigger. Must be targeted at one or more entities.
trigger_entityname DOOM 3, Quake 4 Variable sized repeatable trigger that only responds to a specific entity. Must be targeted at one or more entities.
trigger_event Prey Used to call a different event on targets instead of EV_Activate.
trigger_facing DOOM 3, Quake 4, Prey Behaves exactly like a trigger_multiple but the player must be facing within 30 degress of the angle.
trigger_fade DOOM 3, Quake 4, Prey Fades the screen to fadeColor over fadeTime ( in seconds ).
trigger_fadeoutmusic Prey fades out map music
trigger_flagonly RTCW Single Player, RTCW Multiplayer, Enemy Territory Player must be carrying the proper flag for it to trigger. It will call the "death" function in the object's script.
trigger_flagonly_multiple Enemy Territory Player must be carrying the proper flag for it to trigger. It will call the "death" function in the object's script.
trigger_flashlight DOOM 3, Quake 4, Prey Variable sized trigger that is activated by shining the flashlight on it. Must be targeted at one or more entities.
trigger_gravity Quake II Changes the touching entites gravity to the value of "gravity". 1.0 is standard gravity for the level.
trigger_gravityswitch Prey Target at volume_gravity entities.
trigger_guiOverlay DOOM 3, Quake 4, Prey Toggles an overlay gui full screen over the view.
trigger_heal Enemy Territory Any entity that touches this will be healed at a specified rate up to a specified maximum.
trigger_hurt Quake, Quake II, Quake III Arena, RTCW Single Player, RTCW Multiplayer, Enemy Territory, DOOM 3, Quake 4, Prey Any object touching this will be hurt set dmg to damage amount default dmg = 5
trigger_jctest Quake
trigger_jumppad Prey Jump trigger: gives velocity to activator.
trigger_key Quake II A relay trigger that only fires it's targets if player has the proper key. Use "item" to specify the required key, for example "key_data_cd"
trigger_monsterjump Quake, Quake II Walking monsters that touch this will jump in the direction of the trigger's angle
trigger_multiple Quake, Quake II, Quake III Arena, RTCW Single Player, RTCW Multiplayer, Enemy Territory, DOOM 3, Quake 4, Prey Variable sized repeatable trigger. Must be targeted at one or more entities. If "health" is set, the trigger must be killed to activate each time. If "delay"
trigger_objective_info RTCW Single Player, RTCW Multiplayer, Enemy Territory Players in this field will see a message saying that they are near an objective. You specify which objective it is with a number in "count"
trigger_once Quake, Quake II, RTCW Single Player, RTCW Multiplayer, Enemy Territory, DOOM 3, Quake 4, Prey Variable sized trigger. Triggers once, then removes itself. You must set the key "target" to the name of another object in the level that has a matching
trigger_once_entityname DOOM 3, Quake 4 Variable sized single-use trigger that only responds to a specific entity. Must be targeted at one or more entities.
trigger_onlyregistered Quake Only fires if playing the registered version, otherwise prints the message
trigger_organtrigger Prey Variable sized repeatable organ trigger. Must be targeted at one or more entities.
trigger_patternrelay Prey When triggered, triggers it's targets in the specified pattern
trigger_portal Prey Triggers used to toggle the state of a func_portal.
trigger_presize DOOM 3, Quake 4 Variable sized repeatable trigger. Must be targeted at one or more entities.
trigger_push Quake, Quake II, Quake III Arena, RTCW Single Player, RTCW Multiplayer, Enemy Territory Pushes the player
trigger_relay Quake, Quake II, DOOM 3, Quake 4, Prey This fixed size trigger cannot be touched, it can only be fired by other events. It can contain killtargets, targets, delays, and messages.
trigger_saferesurrection Prey Volume for resurrecting player at random target
trigger_secret Quake secret counter trigger
trigger_sequence Prey Trigger sequencer. This trigger must be targeted at an
trigger_setskill Quake sets skill level to the value of "message". Only used on start map.
trigger_sight Prey Variable sized repeatable trigger. Must be targeted at one or more entities.
trigger_slab_recycler Prey Place in a path mover chain where new slabs should spawn in.
trigger_slab_spawn Prey Spawns slabBase, slab, NPC, and light. Calls SlabNPCSpawnRun().
trigger_teleport Quake, Quake II, Quake III Arena, RTCW Single Player, RTCW Multiplayer, Enemy Territory Any object touching this will be transported to the corresponding info_teleport_destination entity. You must set the "target" field, and create an object with
trigger_timer DOOM 3, Quake 4, Prey Repeatedly fires its targets. Can be turned on or off by using.
trigger_touch DOOM 3, Quake 4 Continuously tests whether other entities are touching and calls a script
trigger_volume Prey Trigger used for precise trigger/untrigger mechanic.

Last changed Sep 21, 2026
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