![garrys mod horror maps garrys mod horror maps](https://www.gamersdecide.com/sites/default/files/styles/news_images/public/scary_map_thumbnail.jpg)
It is used to create the 'hull' of the map.
![garrys mod horror maps garrys mod horror maps](https://pcminecraft-mods.com/wp-content/uploads/2021/01/2020_12_13_23.18.24.png)
![garrys mod horror maps garrys mod horror maps](https://static-cdn.jtvnw.net/cf_vods/d2nvs31859zcd8/04cb656710186eceee69_therealjuice12_52128629750_3026380628/thumb/custom-683378ed-cb3e-4de6-b6bf-638438ddc204-640x360.png)
Most commonly used are info_player_start, light, light_environment, prop_physics, etc. To access the list of entities, when you click on the Entity Tool, a list on the lower right side of your Hammer should say "Categories: Entities" click on the drop down menu below that and you'll find a list of entities to spawn.