1-20

Mercenaries: The Inquisitor has employed a cadre of mercenaries these could be professional, Imperial regulated (possessing a licence) troops or little better than piratical brigands simply out for booty.

21-40

Guard formation: A body of Imperial guardsmen, be it a company or a regiment. They could be specialists in a certain type of combat that the Inquisitor finds useful.

41-60

Inquisitorial: Storm Troopers, Ordo-specific units or Inquisitorial Wardens.

61-80

Imperial (other): Arbitrators, Enforcers, Skitarii (technically Mechanicus, not Imperial plausible if the Inquisitor has ties with the Mechanicus), armed Cultists, Penal units, Naval Security, PDF, Noble House troops, etc.

81-100

Exotic: Anything that is not covered here. Alien mercenaries (Kroot or Orks?), renegades, mutants, abhumans, Adeptus Astartes, alien sponsors/allies (Tau or Eldar?), Chaos forces (Traitor Legions, most suited to the Alpha Legion, or deceived fools)