Damage types - Hardeners to use
Guristas(Pith, Dire, Dread) - Kinetic / Thermal
Serpentis(Core, Guardian, Shadow) - Thermal / Kinetic
Blood Raider(Corpus, Elder, Dark) - Thermal / EM
Sansha's Nation(Centus, Loyal, True) - EM / Thermal
Angel Cartel(Gist, Arch, Domination) - Explosive / Kinetic
Minmatar Fleet - Thermal / Explosive
Amarr Navy - EM / Thermal
Ammatar Fleet - EM/Thermal
Thukkers - Thermal / Explosive
Gallante Navy - Kinetic / Thermal
Khanid Navy - EM / Thermal
Mercenary - All Dmg Types
Mordu's Legion - Thermal / Kinetic
Odamian - Thermal / Kinetic
Caldari Navy - kinetic / thermal
Rogue Drones (Alvus, Strain, Sentient) - All
EoM - Thermal / Kinetic

Damage to Inflict:
Angel Cartel: Explosive
Blood Raiders: EM
Guristas: Kinetic
Mordu's Legion: Kinetic
Sansha's Nation: EM
Serpentis: Kinetic
Amarr Empire: EM or Thermal
Caldari: Kinetic or Thermal
Gallente: Thermal
Minmatar: Thermal
Thukker - Exp