Damage type to protect against:

Eom - Kinetic and Thermal
Galante Navy - Kinetic and Thermal
Guristas - Kinetic and Thermal
Serpentis - Kinetic and Thermal
Mordus - Kinetic and Thermal
Blood - EM and Thermal
Sansha - EM and Thermal
Angel - Kinetic and Explosive
Mercenary - Kinetic, EM, Thermal and Explosive
Republic - Kinetic and Explosive
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Main Damage type to shoot at the enemy:

Guristas - Kinetic
Serpentis - Thermal
Mordus - Thermal and Kinetic
Blood - EM and Thermal
Sansha - EM and Thermal
Angel - Explosive
Mercenary - Thermal
Republic - Thermal
EoM - Explosive and Kinetic
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