Reactive Transformation

Trigger varies

You transform reflexively when in danger. You cast Untamed Form to transform into one shape granted by one of the prerequisite feats you have, depending on the trigger. Your shape's resistances and weaknesses apply against the triggering damage.

Trigger You fall 10 feet or more

Effect Choose a shape from Aerial Form.

Trigger You take bludgeoning or poison damage

Effect Choose a primal dragon shape from Dragon Form that resists the triggering damage.

Trigger You take fire damage

Effect Choose a fire elemental shape from Elemental Form.

Trigger You take poison damage

Effect Choose a shape from Plant Form.