Main Damage Type To Defend Against:

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


Main Damage Type To Use:

Guristas - Kinetic
Serpentis - Thermal
Mordus - Thermal & Kinetic
Blood - EM
Sansha - Thermal

Guristas - Kinetic / Thermal (heavy kinetic missile spam)
Pithi - Kinetic / Thermal (heavy kinetic missile spam)
Serpentis - Thermal / Kinetic
Blood Raider - Thermal / EM
Sansha's Nation - EM / Thermal
Angel Cartel - Kinetic / Explosive
Minmatar Fleet - Explosive / Kinetic
Amarr Navy - EM / Thermal
Thukkers - Kinetic / Explosive (all types dealt)
Gallante - Kinetic / Thermal

http://cerlestes.de/eve/explained/