Abaddon

Damage type*
Amarr Navy - EM/Therm
Angel Cartel - Explosive/Kinetic some Therm/EM
Blood Raider - Therm/EM
Caldari Navy - Kinetic (lots), some Therm
Drones - Mix (EM mostly)
Guristas - Kinetic / Thermal
Mercenary - Mix (Kin/Therm mostly)
Sansha's Nation - EM / Thermal
Serpentis - Thermal / Kinetic

*Damage types to use* Best --> Worst
Angel - Explosive, Kinetic, Thermal, EM
Amarr Navy - EM, Thermal, Kinetic, Explosive
Caldari Navy - Kinetic, Thermal, Explosive, EM
Gurista - Kinetic, Thermal, Explosive, EM
Blood - EM, Thermal, Kinetic, Explosive
Drones - EM, Thermal, Kinetic, Explosive
Sansha - EM, Thermal, Kinetic, Explosive
Serpentis - Kinetic, Thermal, EM, Explosive
Mercenary - Thermal, Kinetic

Faction Damage to deal Damage to resist
Angel Cartel Explosive / Kinetic Explosive (62%) / Kinetic (22%)
Blood Raiders EM / Thermal EM (50%) / Thermal (48%)
Guristas Kinetic / Thermal Kinetic (79%) / Thermal (18%)
Mordu's Legion Kinetic / EM Kinetic (70%) / Thermal (30%)
Rogue Drones EM/Thermal kinetic/explosive
Sansha's Nation EM / Thermal EM (53%) / Thermal (47%)
Serpentis Kinetic / Thermal Thermal (55%) / Kinetic (45%)
Khanid EM / Thermal Thermal / EM
Mercenaries Kinetic / Thermal Kinetic / Thermal
EOM Thermal/kinetic

CarbonizedLead 4exp / 16kin 60% 5%
Nuclear 16exp / 4kin 60% 5%
Proton 12em / 8kin 60% 5%
DepletedUra 12 exp / 8kin / 12therm 0% 20%
TitaniumSabot 8exp / 24kin 0% 20%
Fusion 40exp / 8kin -50% 0%
PhasedPlasma 8kin / 40therm -50% 0%
EMP 36em / 8exp / 4kin -50% 0%