Angel's = Exp/Kin
Minmatar = Exp/Kin
Thukker Tribe = Exp/Kin
Blood Raider = Therm/EM
Ammatar = EM/Therm
Ammar navy = EM/Therm
Sansha's = EM/Therm
Mordu's legion = EM/Therm/Kin
Mercenary Commander = EM/Therm
Khanid Kingdom = EM/Therm
Mercenaries = Kin/Therm
Guristas = Kin/Therm
Serpentis = Therm/Kin
Rogue Drones = Therm/Kin/EM

* (Faction) Burrow / Drone Collection (lowest)
* (Faction) Hideaway / Drone Cluster
* (Faction) Refuge / Drone Gathering
* (Faction) Den / Drone Gathering
* (Faction) Yard / Drone Surveillance
* (Faction) Rally Point / Drone Menagerie
* (Faction) Port / Drone Herd
* (Faction) Hub / Drone Squad
* (Faction) Haven / Drone Patrol
* (Faction) Sanctum / Drone Horde (hardest)

Best Damage to NPCs

Guristas - Kin
Serpentis - Therm
Mordus - Therm & Kin
Blood - EM & Therm
Sansha - Therm
Angel - Exp
Mercenary - Therm