-Main Damage per enemy-

Enemies ------- Hardeners to use---- Damage type to use
Blood Raider --- EM/Thermal --------------- EM (Infiltrator)
Guristas ------- Kinetic/Thermal ------------ Kinetic
Sanshas ------- EM/Thermal --------------- EM (Infiltrator)
Serpentis ------ Thermal/Kinetic ------------ Kinetic
Angel. --------- All Resis (pri. Expl. ,Kin.) --- Explosive
Mordus -------- Kinetic/Thermal ------------ Kinetic
Rogue Drones -- All Resis (pri. Expl. kin) ---- EM
-Easiest to Hardest Site-
1 2 3
Hidden > Forsaken > Forlorn

-Smallest to Largest Site
1 2 3 4 5 6 7 8 9 10
Burrow > Hideaway > Refuge > Rally Point > Den > Yard > Port > Hub > Haven > Sanctum

Guristas - Kinetic
Serpentis - Thermal
Mordus - Kinetic & EM
Blood - EM & Thermal
Sansha - EM & Thermal
Angel - Explosive
Mercenary - Thermal
Corpum - EM & Thermal
Gist - Explosive