# NaturalAttackCharge

> Kinbarrow modding reference — content tree `4a103dcdb658a75a`, version `0.2.0+main.e011511f4`.

[Effects and mechanisms](https://kinbarrow.com/modding/latest/mechanisms.md)

Used by [Npc](https://kinbarrow.com/modding/latest/npc.md#natural-attack-charge).

This is a nested shape inside a content file. The catalog explains context validation and links real RON examples.

Authorable `NaturalAttackCharge` data exposed through the modding schema.

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `condition` | `string` | optional | Authored condition. |
| `damage` | `Damage` | required | Authored damage. |
| `followup_attack` | `string` | optional | A named natural attack made immediately after this charge attack hits. |
| `max_target_size` | `Size` | required | Authored max target size. |
| `minimum_straight_ft` | `uint32` | required | Authored minimum straight ft. |
| `replace_base_damage` | `boolean` | default `false` | The charge payload replaces the ordinary hit damage instead of adding to it (the 2024 Goat's flat 1 becomes 1d4 after its run). |


## Supporting shapes

- [Damage](https://kinbarrow.com/modding/latest/magic-item.md#damage)
- [Size](https://kinbarrow.com/modding/latest/spell.md#size)