- **`targetname`:** name of the entity so it can be referenced by **`target`** keys.
- On brush entities, classname **`func_group`** and classname **`misc_model`**:
- **`_castShadows`, `_cs`:** sets whether the entity casts shadows
- - **`_celshader`:** [[CelShader]] to use
+ - **`_celshader`:** [CelShader](CelShader) to use
- **`_lightmapsamplesize`, `_samplesize`:** sample size to use for surfaces of this entity
- **`_receiveShadows`, `_rs`:** sets whether the entity receives shadows
- **`_shadeangle`, `_smoothnormals`, `_sn`, `_smooth`:** largest angle between faces to allow to treat them part of the same nonplanar surface