# hbm:null_spawn

Occupies a weighted structure-set choice with an empty placement.

Vanilla structure settings follow the [Minecraft data pack format](https://minecraft.wiki/w/Data_pack).

## Fields

| Field | Meaning and default |
| - | - |
| `type` | Selects the structure implementation. |
| `biomes` | Vanilla biome set eligible for placement. |
| `spawn_overrides` | Vanilla mob-spawn overrides inside the structure. |
| `step` | Vanilla generation step for the structure. |

## Example

Source path: `data/hbm/worldgen/structure/null_spawn_ocean.json`

```json
{
  "type": "hbm:null_spawn",
  "biomes": "#c:is_ocean",
  "spawn_overrides": {},
  "step": "strongholds"
}
```