Help with Boomerang Script [ACTION]

[Exmerus]

This is a Boomerang Script ( WEAPON )
I want players unable to Kill Low levels and get pz locked when attacking other players
Is this possible?

-Thanks in advance


This goes in /actions/boomerang.lua

--100 PERCENT CREDITS TO PENIS PUMPE-- 
        --1337.hopto.org-- 
  --Please keep credits if used-- 

function target (stuff) 
local cid = stuff.cid     
local thing = getThingfromPos(stuff.toPosition) 
     
    if (stuff.counter == 2) then 
        if getTileHouseInfo(stuff.toPosition) > 0 then 

        elseif isCreature(thing.uid) == FALSE then 
                doTeleportThing(thing.uid, getCreaturePosition(stuff.cid)) 
        end 
        return TRUE 
    end     
        doSendDistanceShoot(stuff.toPosition, getCreaturePosition(stuff.cid), CONST_ANI_WHIRLWINDAXE) 
        doAreaCombatHealth(0, COMBAT_HOLYDAMAGE, stuff.toPosition, 0, -200, -350, CONST_ME_HOLYDAMAGE) 
        stuff.counter = stuff.counter + 1 
        addEvent(target, 200, stuff) 
end 

function onUse(cid, item, fromPosition, itemEx, toPosition) 
    if getTilePzInfo(getCreaturePosition(cid)) == TRUE or getTilePzInfo(toPosition) == TRUE then 
        warnPlayer(cid, "You cannot use this weapon in a protection zone.") 
    else 
        doSendDistanceShoot(getCreaturePosition(cid), toPosition, CONST_ANI_WHIRLWINDAXE) 
        local stuff = {cid = cid, toPosition = toPosition, counter = 1}         
        addEvent(target, 300, stuff) 
    end 
    return TRUE 
end