@Override
	public boolean invoke(MOB mob, List<String> commands, Physical givenTarget, boolean auto, int asLevel)
	{
		MOB target=mob;
		if((auto)&&(givenTarget!=null)&&(givenTarget instanceof MOB))
			target=(MOB)givenTarget;
		if(target.fetchEffect(this.ID())!=null)
		{
			mob.tell(target,null,null,L("<S-NAME> <S-IS-ARE> already using infravision."));
			return false;
		}

		if(!super.invoke(mob,commands,givenTarget,auto,asLevel))
			return false;

		final boolean success=proficiencyCheck(mob,0,auto);

		final CMMsg msg=CMClass.getMsg(mob,target,this,verbalCastCode(mob,target,auto),auto?L("<T-NAME> attain(s) glowing eyes!"):L("^S<S-NAME> invoke(s) glowing red eyes!^?"));
		if(mob.location().okMessage(mob,msg))
		{
			successfulObservation=success;
			mob.location().send(mob,msg);
			beneficialAffect(mob,target,asLevel,0);
		}

		return success;
	}