@Override
	public boolean invoke(MOB mob, List<String> commands, Physical givenTarget, boolean auto, int asLevel)
	{
		final Item target=getTarget(mob,mob.location(),givenTarget,commands,Wearable.FILTER_UNWORNONLY);
		if(target==null)
			return false;

		if(mob.isMine(target))
		{
			mob.tell(L("You'd better put it down first."));
			return false;
		}
		if(target.fetchEffect(this.ID())!=null)
		{
			mob.tell(L("@x1 is already HUGE!",target.name(mob)));
			return false;
		}

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

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

		if(success)
		{
			final CMMsg msg=CMClass.getMsg(mob,target,this,somanticCastCode(mob,target,auto),auto?"":L("^S<S-NAME> wave(s) <S-HIS-HER> hands around <T-NAMESELF>, incanting.^?"));
			if(mob.location().okMessage(mob,msg))
			{
				mob.location().send(mob,msg);
				final Ability A=target.fetchEffect("Spell_Shrink");
				if((A!=null)&&(A.canBeUninvoked()))
					A.unInvoke();
				else
				{
					mob.location().show(mob,target,CMMsg.MSG_OK_ACTION,L("<T-NAME> grow(s) to an enormous size!"));
					beneficialAffect(mob,target,asLevel,100);
				}
			}

		}
		else
			beneficialVisualFizzle(mob,target,L("<S-NAME> wave(s) <S-HIS-HER> hands around <T-NAMESELF>, incanting but nothing happens."));


		// return whether it worked
		return success;
	}