if(a instanceof SpaceStation) {
toHit.addModifier(+0,"attacker is a space station");
} else if(a instanceof Warship) {
toHit.addModifier(+1,"attacker is a warship");
} else if(a instanceof Jumpship) {
toHit.addModifier(+0,"attacker is a jumpship");
} else if(a instanceof Dropship) {
toHit.addModifier(-1,"attacker is a dropship");
} else {
toHit.addModifier(-2,"attacker is a fighter/small craft");
}