Resists Damage Types

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

Main Damage type to shoot at the enemy:

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

Targeting systems

Minmatar - Ladar
Caldari - Gravimetric
Gallente - Magnetometric
Amarr - Radar

Stack Penalties

1st mod: c(1) = 100.000% effectiveness
2nd mod: c(2) = 86.9119842% effectiveness
3d mod: c(3) = 57.1037996% effectiveness
4th mod: c(4) = 28.2469117% effectiveness
5th mod: c(5) = 10.5988834% effectiveness