When an entity enters the trigger volume, it is projected in the direction specified.

A brush-built entity with various features. This one, for Synergy. Also can be used as a team-specific trigger volume.

A trigger that can be triggered multiple times when a synergy_object has entered the volume.

When touched by a player, the entity makes the player non-solid to other players until he leaves the volume of the brush, then he becomes solid again.

This entity will check the pActivator for synergy_item entities. Only players can use this entity.

This entity allows mappers to randomize their level a bit. To have this entity start when the map loads, add a logic_auto entity to the map and target me.

This entity acts just like a game_player_equip, just with teamplay features.

This entity controls special Synergy team functions. Remember, 0 = All Teams, 1 = Spectator, 2 = Combine, 3 = Rebels.

This entity fires it's output when inputted with the same team index as it's own.

Controls special map characteristics.

A Synergy pickup-item entity. Very similar to the TFC entity.

A Synergy object entity. Much like a physics entity, but created for teamplay with special events. Use with the synergy_object_location entity.

Checkpoints can be useful for progressive maps, like campaigns such as Half-Life 2.

An entity that will continuously search for a specified entity.

Xen World - Hair

Xen World - Plant Light

Xen World - Large Spore

Xen World - Medium Spore

Xen World - Small Spore

Xen World - Plant Tree

Zombified combine soldier. Requires HL2 Episode 1.

Baby headcrab.

Short, 3-legged creature with insect-like eyes. Has a shockwave attack.

2-legged creature with a tail and tentacles on its face. It fires bursts of slime at enemies.

3-Armed biped that fires homing projectiles (hornets) at its enemies.

Would control alien slaves (vortigaunts) in hl1. Fires yellow sprites at enemies.

Giant biped with 4 arms. Has a flamethrower and a linear shockwave attack.

Stationary NPC that pierces enemies.

Highly agile female assassin, equipped with a pistol and grenades.

Giant, 4-Legged monster with a large sack. Spawns baby headcrabs, and shoots large globs of acid at enemies.

Black Mesa scientist.

Basic human soldier.

4-legged creature with 1 large, red eye. Attacks enemies by lunging at them and slashing them with its claws.

Fists. Should be added only by game_player_equip (no world model).

Used to heal yourself or allies. Healing your allies has a greater effect than healing yourself.

MP5K submachine gun. MP5K uses the same ammo as the SMG1

Combine machine gun taht uses the same ammo as the ar2. Fires more accurately when user is crouched.

SL8 combat rifle. Deals heavy damage, and comes with a scope.

Fires a flare of the same color as your playercolor. Flares ignite enemies on contact.

Sl8 ammo.

Box of 5 flares.

A single flare.