From Pathfinder Lost Omens Cheliax, Infernal Inheritance, which isn't enabled.

Archdiabolic Usurpation

FEAT 12

After extensive opposition research, you have imbued your folio with even greater infernal power, usually reserved for the greatest of diabolists. You gain an advanced domain spell from one domain you selected with Diabolic Usurpation.

Special You can take this feat up to three times, each time selecting a different advanced domain spell from a domain you selected with Diabolic Usurpation.

Pathfinder Lost Omens Cheliax, Infernal InheritanceORC