List of Unique Entities in Valve Source Games
Lists of entities that exist only in the given game and no other
Counter-Strike: Source 
No unique
Half-Life: Source 
No unique
Half-Life 2 
No unique
Half-Life 2: Deathmatch 
hl2mp_gamerules hl2mp_ragdoll info_player_combine info_player_rebel npc_satchel npc_tripmine weapon_hl2mp_base weapon_slam
Day of Defeat: Source 
dod_ammo_box dod_bomb_dispenser dod_bomb_dispenser_icon dod_bomb_target dod_capture_area dod_control_point dod_control_point_master dod_gamerules dod_location dod_objective_resource dod_player_manager dod_ragdoll dod_round_timer dod_scoring dod_team_allies dod_team_axis dod_team_manager dod_viewmodel env_grenadetrail func_team_wall func_teamblocker grenade_frag_ger grenade_frag_us grenade_riflegren_ger grenade_riflegren_us grenade_smoke grenade_smoke_ger grenade_smoke_us info_doddetect info_player_allies info_player_axis rocket_bazooka rocket_pschreck weapon_30cal weapon_amerknife weapon_bar weapon_basebomb weapon_basedodgrenade weapon_bazooka weapon_c96 weapon_colt weapon_dod_base weapon_dod_base_gun weapon_dod_base_melee weapon_dodbaserpg weapon_frag_ger weapon_frag_ger_live weapon_frag_us weapon_frag_us_live weapon_garand weapon_k98 weapon_k98_scoped weapon_m1carbine weapon_mg42 weapon_mp40 weapon_mp44 weapon_p38 weapon_pschreck weapon_riflegren_ger weapon_riflegren_ger_live weapon_riflegren_us weapon_riflegren_us_live weapon_smoke_ger weapon_smoke_us weapon_spade weapon_spring weapon_thompson
Half-Life 2: Lost Coast 
Half-Life Deathmatch: Source 
Half-Life 2: Episode One 
No unique
Half-Life 2: Episode Two 
No unique
Portal 
npc_grenade_hopwire npc_portal_turret_ground updateitem1 updateitem2 vortex_controller weapon_hopwire
Team Fortress 2 
archer_proxy base_boss bot_action_point bot_controller bot_generator bot_hint_engineer_nest bot_hint_sentrygun bot_hint_teleporter_exit bot_npc_archer bot_npc_decoy bot_proxy bot_roster dispenser_touch_trigger entity_bird entity_carrier entity_croc entity_medigun_shield entity_revive_marker entity_rocket entity_saucer entity_sign entity_soldier_statue entity_spawn_manager entity_spawn_point env_sniperdot eyeball_boss filter_activator_tfteam filter_tf_bot_has_tag filter_tf_class filter_tf_condition filter_tf_damaged_by_weapon_in_slot filter_tf_player_can_cap func_achievement func_capturezone func_changeclass func_croc func_flag_alert func_flagdetectionzone func_forcefield func_nobuild func_nogrenades func_passtime_goal func_passtime_goalie_zone func_passtime_no_ball_zone func_powerupvolume func_regenerate func_respawnflag func_respawnroom func_respawnroomvisualizer func_suggested_build func_tfbot_hint func_upgradestation game_forcerespawn game_intro_viewpoint game_round_win game_text_tf ghost halloween_fortune_teller halloween_souls_pack halloween_zapper headless_hatman hightower_teleport_vortex info_observer_point info_passtime_ball_spawn info_populator info_powerup_spawn item_ammopack_full item_ammopack_medium item_ammopack_small item_armor item_bonuspack item_currencypack_custom item_currencypack_large item_currencypack_medium item_currencypack_small item_healthammokit item_healthkit_full item_healthkit_medium item_healthkit_small item_powerup_crit item_powerup_rune item_powerup_rune_temp item_powerup_uber item_teamflag item_teamflag_return_icon mapobj_cart_dispenser merasmus merasmus_dancer monster_resource obj_attachment_sapper obj_dispenser obj_sentrygun obj_teleporter passtime_ball passtime_logic pd_dispenser point_intermission point_populator_interface populator_internal_spawn_point prop_soccer_ball rd_robot_dispenser tank_boss tank_destruction teleport_vortex tf_ammo_pack tf_base_minigame tf_bonus_duck_pickup tf_bot tf_dropped_weapon tf_flame tf_flame_manager tf_gamerules tf_gas_manager tf_generic_bomb tf_glow tf_halloween_gift_pickup tf_halloween_gift_spawn_location tf_halloween_minigame tf_halloween_minigame_falling_platforms tf_halloween_pickup tf_logic_arena tf_logic_bonusround tf_logic_competitive tf_logic_cp_timer tf_logic_holiday tf_logic_hybrid_ctf_cp tf_logic_koth tf_logic_mann_vs_machine tf_logic_mannpower tf_logic_medieval tf_logic_minigames tf_logic_multiple_escort tf_logic_on_holiday tf_logic_player_destruction tf_logic_robot_destruction tf_logic_training_mode tf_mann_vs_machine_stats tf_merasmus_trick_or_treat_prop tf_objective_resource tf_pda_expansion_dispenser tf_pda_expansion_teleporter tf_player_manager tf_point_nav_interface tf_point_weapon_mimic tf_powerup_bottle tf_projectile_arrow tf_projectile_ball_ornament tf_projectile_balloffire tf_projectile_cleaver tf_projectile_energy_ball tf_projectile_energy_ring tf_projectile_flare tf_projectile_grapplinghook tf_projectile_healing_bolt tf_projectile_jar tf_projectile_jar_gas tf_projectile_jar_milk tf_projectile_lightningorb tf_projectile_mechanicalarmorb tf_projectile_pipe tf_projectile_pipe_remote tf_projectile_rocket tf_projectile_sentryrocket tf_projectile_spellbats tf_projectile_spellfireball tf_projectile_spellkartbats tf_projectile_spellkartorb tf_projectile_spellmeteorshower tf_projectile_spellmirv tf_projectile_spellpumpkin tf_projectile_spellspawnboss tf_projectile_spellspawnhorde tf_projectile_spellspawnzombie tf_projectile_spelltransposeteleport tf_projectile_stun_ball tf_projectile_syringe tf_projectile_throwable tf_projectile_throwable_breadmonster tf_projectile_throwable_brick tf_projectile_throwable_repel tf_pumpkin_bomb tf_ragdoll tf_robot_destruction_robot tf_robot_destruction_robot_spawn tf_robot_destruction_spawn_group tf_spawner tf_spell_meteorshowerspawner tf_spell_pickup tf_target_dummy tf_taunt_prop tf_team tf_teleport_location tf_viewmodel tf_weapon_base tf_weapon_bat tf_weapon_bat_fish tf_weapon_bat_giftwrap tf_weapon_bat_wood tf_weapon_bonesaw tf_weapon_bottle tf_weapon_breakable_sign tf_weapon_buff_item tf_weapon_builder tf_weapon_cannon tf_weapon_charged_smg tf_weapon_cleaver tf_weapon_club tf_weapon_compound_bow tf_weapon_crossbow tf_weapon_drg_pomson tf_weapon_fireaxe tf_weapon_fists tf_weapon_flamethrower tf_weapon_flaregun tf_weapon_flaregun_revenge tf_weapon_grapplinghook tf_weapon_grenadelauncher tf_weapon_handgun_scout_primary tf_weapon_handgun_scout_secondary tf_weapon_invis tf_weapon_jar tf_weapon_jar_gas tf_weapon_jar_milk tf_weapon_katana tf_weapon_knife tf_weapon_laser_pointer tf_weapon_lunchbox tf_weapon_lunchbox_drink tf_weapon_mechanical_arm tf_weapon_medigun tf_weapon_minigun tf_weapon_parachute tf_weapon_parachute_primary tf_weapon_parachute_secondary tf_weapon_particle_cannon tf_weapon_passtime_gun tf_weapon_pda_engineer_build tf_weapon_pda_engineer_destroy tf_weapon_pda_spy tf_weapon_pep_brawler_blaster tf_weapon_pipebomblauncher tf_weapon_pistol tf_weapon_pistol_scout tf_weapon_raygun tf_weapon_revolver tf_weapon_robot_arm tf_weapon_rocketlauncher tf_weapon_rocketlauncher_airstrike tf_weapon_rocketlauncher_directhit tf_weapon_rocketlauncher_fireball tf_weapon_rocketpack tf_weapon_sapper tf_weapon_scattergun tf_weapon_sentry_revenge tf_weapon_shotgun_building_rescue tf_weapon_shotgun_hwg tf_weapon_shotgun_primary tf_weapon_shotgun_pyro tf_weapon_shotgun_soldier tf_weapon_shovel tf_weapon_slap tf_weapon_smg tf_weapon_sniperrifle tf_weapon_sniperrifle_classic tf_weapon_sniperrifle_decap tf_weapon_soda_popper tf_weapon_spellbook tf_weapon_stickbomb tf_weapon_sword tf_weapon_syringegun_medic tf_weapon_wrench tf_weaponbase_grenade_proj tf_weaponbase_melee tf_weaponbase_merasmus_grenade tf_wearable tf_wearable_campaign_item tf_wearable_demoshield tf_wearable_levelable_item tf_wearable_razorback tf_wearable_robot_arm tf_wearable_vm tf_zombie tf_zombie_spawner training_annotation training_prop_dynamic trigger_add_or_remove_tf_player_attributes trigger_add_tf_player_condition trigger_bot_tag trigger_ignite trigger_ignite_arrows trigger_particle trigger_passtime_ball trigger_player_respawn_override trigger_rd_vault_trigger trigger_remove_tf_player_condition trigger_stun trigger_timer_door wheel_of_doom wheel_of_doom_spiral
Left 4 Dead 
func_nav_stairs_toggle func_spawn_volume info_solo_changelevel prop_glowing_object
Left 4 Dead 2 
ability_leap ability_selfdestruct ability_spit ambient_music charger env_airstrike_indoors env_airstrike_outdoors env_physics_blocker filter_health filter_melee_damage func_block_charge func_extinguisher func_nav_connection_blocker func_playerghostinfected_clip func_timescale game_scavenge_progress_display grenade_launcher_projectile info_ambient_mob_end info_ambient_mob_start info_item_position info_l4d1_survivor_spawn info_particle_target info_zombie_border insect_swarm jockey logic_director_query logic_game_event point_nav_attribute_region point_prop_use_target point_script_use_target prop_minigun_l4d1 prop_physics2 prop_wall_breakable script_clip_vphysics script_func_button script_nav_attribute_region script_nav_blocker script_trigger_hurt script_trigger_multiple script_trigger_once script_trigger_push scripted_item_drop sound_mix_layer spitter spitter_projectile survivor_death_model trigger_active_weapon_detect trigger_callback trigger_upgrade_laser_sight upgrade_ammo_explosive upgrade_ammo_incendiary upgrade_laser_sight upgrade_spawn vomitjar_projectile weapon_adrenaline weapon_adrenaline_spawn weapon_chainsaw weapon_chainsaw_spawn weapon_charger_claw weapon_cola_bottles weapon_defibrillator weapon_defibrillator_spawn weapon_fireworkcrate weapon_gascan_spawn weapon_gnome weapon_grenade_launcher weapon_grenade_launcher_spawn weapon_item_spawn weapon_jockey_claw weapon_melee_spawn weapon_pistol_magnum weapon_pistol_magnum_spawn weapon_rifle_ak47 weapon_rifle_ak47_spawn weapon_rifle_desert weapon_rifle_desert_spawn weapon_rifle_m60 weapon_rifle_m60_spawn weapon_rifle_sg552 weapon_rifle_sg552_spawn weapon_scavenge_item_spawn weapon_shotgun_chrome weapon_shotgun_chrome_spawn weapon_shotgun_spas weapon_shotgun_spas_spawn weapon_smg_mp5 weapon_smg_mp5_spawn weapon_smg_silenced weapon_smg_silenced_spawn weapon_sniper_awp weapon_sniper_awp_spawn weapon_sniper_military weapon_sniper_military_spawn weapon_sniper_scout weapon_sniper_scout_spawn weapon_spawn weapon_spitter_claw weapon_upgradepack_explosive weapon_upgradepack_explosive_spawn weapon_upgradepack_incendiary weapon_upgradepack_incendiary_spawn weapon_vomitjar weapon_vomitjar_spawn
Alien Swarm 
asw_alien_goo asw_alien_jumper asw_alien_shover asw_ambient_generic asw_ammo_autogun asw_ammo_chainsaw asw_ammo_drop asw_ammo_flamer asw_ammo_mining_laser asw_ammo_pdw asw_ammo_pistol asw_ammo_rifle asw_ammo_shotgun asw_ammo_vindicator asw_aoegrenade_touch_trigger asw_bait asw_barrel_explosive asw_barrel_radioactive asw_bloodhound asw_boomer asw_boomer_blob asw_bouncing_pellet asw_broadcast_camera asw_buffgrenade_projectile asw_burning asw_buzzer asw_campaign_save asw_client_corpse asw_colonist asw_debrief_info asw_debrief_stats asw_director_control asw_door asw_door_padding asw_drone asw_drone_jumper asw_drone_uber asw_dummy_vehicle asw_dynamic_light asw_egg asw_emitter asw_entity_dissolve asw_env_explosion asw_env_shake asw_env_spark asw_equip_req asw_extinguisher_projectile asw_fallen_door_padding asw_firewall_piece asw_flamer_projectile asw_flare_projectile asw_game_resource asw_gamerules asw_grenade_cluster asw_grenade_freeze asw_grenade_prifle asw_grenade_vindicator asw_grub asw_grub_advanced asw_grub_sac asw_hack_computer asw_hack_wire_tile asw_harvester asw_healgrenade_projectile asw_health_bar asw_holdout_mode asw_holdout_spawner asw_holo_sentry asw_holoscan asw_hurt_nearest_marine asw_info_heal asw_info_message asw_intro_control asw_jukebox asw_laser_mine asw_marine asw_marine_resource asw_marines_past_area asw_marker asw_mine asw_missile_round asw_mission_manager asw_mission_objective asw_mortar_round asw_mortarbug asw_mortarbug_shell asw_objective_countdown asw_objective_destroy_goo asw_objective_dummy asw_objective_escape asw_objective_kill_aliens asw_objective_kill_eggs asw_objective_kill_queen asw_objective_survive asw_objective_triggered asw_order_nearby_aliens asw_parasite asw_parasite_defanged asw_pathfinder_npc asw_physics_prop_statue asw_pickup_ammo_bag asw_pickup_ammo_satchel asw_pickup_autogun asw_pickup_buff_grenade asw_pickup_chainsaw asw_pickup_fire_extinguisher asw_pickup_flamer asw_pickup_flares asw_pickup_flashlight asw_pickup_grenades asw_pickup_heal_grenade asw_pickup_hornet_barrage asw_pickup_medical_satchel asw_pickup_medkit asw_pickup_mines asw_pickup_mining_laser asw_pickup_money asw_pickup_pdw asw_pickup_pistol asw_pickup_prifle asw_pickup_railgun asw_pickup_rifle asw_pickup_sentry asw_pickup_sentry_cannon asw_pickup_sentry_flamer asw_pickup_sentry_freeze asw_pickup_shotgun asw_pickup_stim asw_pickup_t75 asw_pickup_tesla_trap asw_pickup_vindicator asw_pickup_welder asw_point_camera asw_powerup asw_powerup_chemical_bullets asw_powerup_electric_bullets asw_powerup_explosive_bullets asw_powerup_fire_bullets asw_powerup_freeze_bullets asw_powerup_increased_speed asw_prop_laserable asw_prop_physics asw_queen asw_queen_divers asw_queen_grabber asw_queen_retreat_spot asw_queen_spit asw_radiation_volume asw_ranger asw_remote_turret asw_rifle_grenade asw_rocket asw_rope_anchor asw_scanner_info asw_scanner_noise asw_sentry_base asw_sentry_top asw_sentry_top_cannon asw_sentry_top_flamer asw_sentry_top_icer asw_sentry_top_machinegun asw_shaman asw_shieldbug asw_shotgun_pellet asw_shotgun_pellet_predicted asw_simple_drone asw_snow_volume asw_spawn_group asw_spawner asw_stylincam asw_t75 asw_target_dummy asw_tech_marine_req asw_tesla_trap asw_trigger_fall asw_vehicle_jeep asw_voting_missions asw_vphysics_npc asw_weapon asw_weapon_ammo_bag asw_weapon_ammo_satchel asw_weapon_autogun asw_weapon_bait asw_weapon_blink asw_weapon_buff_grenade asw_weapon_chainsaw asw_weapon_electrified_armor asw_weapon_fire_extinguisher asw_weapon_fist asw_weapon_flamer asw_weapon_flares asw_weapon_flashlight asw_weapon_flechette asw_weapon_freeze_grenades asw_weapon_grenade_launcher asw_weapon_grenades asw_weapon_heal_grenade asw_weapon_heal_gun asw_weapon_hornet_barrage asw_weapon_jump_jet asw_weapon_laser_mines asw_weapon_medical_satchel asw_weapon_medkit asw_weapon_mines asw_weapon_minigun asw_weapon_mining_laser asw_weapon_night_vision asw_weapon_normal_armor asw_weapon_pdw asw_weapon_pistol asw_weapon_prifle asw_weapon_railgun asw_weapon_ricochet asw_weapon_rifle asw_weapon_sentry asw_weapon_sentry_cannon asw_weapon_sentry_flamer asw_weapon_sentry_freeze asw_weapon_shotgun asw_weapon_smart_bomb asw_weapon_sniper_rifle asw_weapon_stim asw_weapon_t75 asw_weapon_tesla_gun asw_weapon_tesla_trap asw_weapon_vindicator asw_weapon_welder env_global_light env_slomo info_marine_hint info_node_marine_hint info_tutorial_start point_event_proxy trigger_asw_button_area trigger_asw_chance trigger_asw_computer_area trigger_asw_door_area trigger_asw_jump trigger_asw_marine_knockback trigger_asw_marine_position trigger_asw_random_target trigger_asw_supplies_chatter trigger_asw_synup_chatter trigger_asw_trigger_area
Portal 2 
cube_rotationcontroller ent_hover_turret_tether env_fizzler_effects env_player_viewfinder env_portal_laser filter_player_held filter_size fizzler_multiorigin_sound_player func_placement_clip func_portalled futbol_catcher hot_potato hot_potato_catcher hot_potato_socket hot_potato_spawner info_coop_spawn info_landmark_entry info_landmark_exit info_paint_sprayer info_placement_helper info_player_ping_detector info_portal_score info_target_personality_sphere item_nugget linked_portal_door logic_coop_manager logic_timescale npc_hover_turret npc_personality_core npc_wheatley_boss paint_sphere paint_stream point_changelevel point_futbol_shooter point_laser_target portal_base2d portal_mp_stats portal_procedural_generator portal_race_checkpoint portal_stats_controller portalmp_gamerules projected_entity_ambient_sound_proxy projected_tractor_beam_entity projected_wall_entity prop_button prop_exploding_futbol prop_floor_ball_button prop_floor_button prop_floor_cube_button prop_glass_futbol prop_glass_futbol_socket prop_glass_futbol_spawner prop_indicator_panel prop_laser_catcher prop_laser_relay prop_linked_portal_door prop_mirror prop_monster_box prop_paint_bomb prop_personality_sphere prop_physics_paintable prop_rocket_tripwire prop_testchamber_door prop_tic_tac_toe_panel prop_tractor_beam prop_under_button prop_under_floor_button prop_wall_projector prop_weighted_cube trigger_paint_cleanser trigger_ping_detector trigger_playerteam trigger_portal_button trigger_tractorbeam vgui_indicator_panel vgui_level_placard_display vgui_mp_lobby_display weapon_promo_antenna_ball weapon_promo_antenna_egg weapon_promo_helmet_ball weapon_promo_helmet_egg
Counter-Strike: Global Offensive 
ammo_357sig_p250 ammo_357sig_small ammo_556mm_small breachcharge_projectile bumpmine_projectile cfe_player_decal chicken dangerzone_controller dangerzone_entity decoy_projectile drone dronegun dz_door ent_snowball_pile env_cascade_light env_gascanister func_block_dm_spawns func_no_defuse func_survival_c4_target func_tablet_blocker game_coopmission_manager game_money game_round_end game_survival_logic global_chatter grassburn hostage_carriable_prop info_armsrace_counterterrorist info_armsrace_terrorist info_bomb_target_hint_a info_bomb_target_hint_b info_deathmatch_spawn info_enemy_terrorist_spawn info_gascanister_launchpoint info_hostage_rescue_zone_hint info_hostage_spawn info_map_region info_paradrop_denial info_player_ping item_cash item_coop_coin item_cutters item_dogtags item_heavyassaultsuit mapvetopick_controller npc_heardanger paradrop_chopper planted_c4_survival planted_c4_training point_dz_dronegun point_dz_itemspawn point_dz_itemspawn_group point_dz_parachute point_dz_weaponspawn point_dz_weaponspawn_group point_give_ammo point_hiding_spot prop_ammo_box_generic prop_counter prop_dynamic_glow prop_exploding_barrel prop_loot_crate prop_mapplaced_long_use_entity prop_metal_crate prop_money_crate prop_paradrop_crate prop_weapon_refill_heavyarmor prop_weapon_upgrade_armor prop_weapon_upgrade_armor_helmet prop_weapon_upgrade_chute prop_weapon_upgrade_contractkill prop_weapon_upgrade_exojump prop_weapon_upgrade_helmet prop_weapon_upgrade_tablet_droneintel prop_weapon_upgrade_tablet_highres prop_weapon_upgrade_tablet_zoneintel radar_jammer snowball_projectile survival_spawn_chopper tagrenade_projectile trigger_bomb_reset trigger_safemoneygather trigger_softbarrier trigger_soundoperator trigger_survival_playarea vgui_world_text_panel weapon_bizon weapon_breachcharge weapon_bumpmine weapon_decoy weapon_fists weapon_galilar weapon_healthshot weapon_hkp2000 weapon_incgrenade weapon_knifegg weapon_mag7 weapon_mp7 weapon_mp9 weapon_negev weapon_nova weapon_p250 weapon_sawedoff weapon_scar17 weapon_scar20 weapon_sg556 weapon_shield weapon_snowball weapon_ssg08 weapon_tablet weapon_tagrenade weapon_taser weapon_tec9 weapon_zone_repulsor weaponworldmodel