NaturalAttackOnHit

Used by Npc

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

Condition
Grapple
Damage

Authorable NaturalAttackOnHit data exposed through the modding schema.

`Condition`

Apply a condition when the target is no larger than max_target_size. save: None is the 2024 monster wording "the target has the condition"; an authored save branches through the ordinary saving-throw machinery.

Field	Type	Required
condition	string	required
duration	NaturalAttackConditionDuration	default "Persistent"
max_target_size	Size	optional
save	NaturalAttackSave	optional

`Grapple`

Select the grapple behavior.

Field	Type	Required	Description
escape_dc	int64	required
max_target_size	Size	required
max_targets	integer	optional	Maximum creatures this attack's anatomy can hold at once. Absent means the stat block states no additional capacity limit.
pull_ft	uint32	default 0	Pull the newly grappled target straight toward the attacker.
restrained	boolean	default false

`Damage`

Select the damage behavior.

Field	Type	Required	Description
condition_duration_secs	integer	optional	Absolute-world duration for the failed-save condition. Absent uses the condition's ordinary persistent lifecycle.
condition_on_failed_save	string	optional
damage	Damage	required
doubles_on_crit	boolean	default false	Whether these dice are part of the attack's critical damage roll. Monster poison/save riders default false; magic weapon damage such as Frost Brand authors true.
on_save	OnSave	optional
save	NaturalAttackSave	optional