If you are an inquisitor, you can select any inquisition associated with your preferred Hell Knight order, as long as you and your patron deity are of a lawful alignment. Additionally, you gain a +1 trait bonus on saving throws against spells and effects with the chaos descriptor.
Order of the Chain: These Hell Knights prioritize capturing criminals and meting out strict justice.
Inquisitions: Imprisonment, Justice, and Persistence.
Order of the Gate: Hell Knights of the Gate use magic to pursue order and justice and to prevent crime.
Inquisitions: Order, Revelation, and Spellkiller.
Order of the Godclaw: These Hell Knights brandish their faith as a weapon against chaos.
Inquisitions: Damnation, Fervor, Heresy Imprisonment, Justice, Order, Valor, and Zeal.
Order of the Nail: Hell Knights of the Nail seek to stamp out the disorder of the wilds and defend frontier towns.
Inquisitions: Conversion, Heresy, and Order.
Order of the Pyre: Hell Knights of the Pyre hunt cultists and crush all trappings of chaotic faiths.
Inquisitions: Fervor, Heresy, and Spellkiller.
Order of the Rack: Hell Knights of the Rack seek to repress corruptive knowledge.
Inquisitions: Fervor, Justice, Tactics, and Truth.
Order of the Scourge: Hell Knights of the Scourge patiently root out corruption and organized crime.
Inquisitions: Conversion, Imprisonment, Justice, Order, Persistence, and Truth.
Pathfinder Campaign Setting: Path of the Hellknight © 2016, Paizo Inc.; Author: F. Wesley Schneider.