Point entity

Point entities are entities created at a position point in the grid. Each has no area of effect of its own, unless it is given a model.

Logic entities

These entities are invisible entities that affect the game, including AI managers, lights, and choreography.

Prop entities

These entities are mostly non-living objects that uses a model for its appearance and function. They can be static, dynamic, or physics. Some props can have AI, such as npc_rollermine, and some props can have functionality, such as prop_vehicle.

NPC entities

NPC entities are "Non-Player Characters"; they refer to all of the bots (living/robotic opponents and allies beside the player(s)). They have predefined behavior AI of their own; visible NPCs have their own models too.

See also

• Brush entity - the other type of entity, this is "tied" to a world brush.
• List of entities