cyf pls

Arena.Resize(200, 198)
Encounter.SetVar("wavetimer", 8.5)

timer = 0
tornado = false
rains = {}

tornadospawn = math.random(0,1)
tornadoactive = false

CreateProjectileLayer("black", relatedTag = "", before = false)

function Update()
    timer = timer + 1

    if timer % 10 == 0 then
        rain = CreateProjectile("rain", math.random(-(Arena.width/2)+7, (Arena.width/2)-7), Arena.height/2)
        table.insert(rains, rain)
    end

    for i=1,#rains do
        rain = rains[i]
        if rain.isactive == true then
            rain.MoveTo(rain.x, rain.y-2)
        end
        if rain.y <= -Arena.height/2 then
            rain.Remove()
        end
    end

    if timer % 150 == 0 then
        if tornadospawn == 0 then --0 starts from left
            tornadotop = CreateProjectile("tornadowidetop1", -(Arena.width/2)-40, (Arena.height/2)-33
            tornadomid = CreateProjectile("tornadowidemid1", -(Arena.width/2)-40, (Arena.height/2)-99
            tornadobottom = CreateProjectile("tornadowidebottom1", -(Arena.width/2)-40, -(Arena.height/2)+33
            tornadoactive = true

            black = CreateProjectile("black", -(Arena.width/2)-40, 0, "black")
        else
            tornadotop = CreateProjectile("tornadowidetop1", (Arena.width/2)+40, (Arena.height/2)-33
            tornadomid = CreateProjectile("tornadowidemid1", (Arena.width/2)+40, 0
            tornadobottom = CreateProjectile("tornadowidebottom1", (Arena.width/2)+40, -(Arena.height/2)+33
            tornadoactive = true

            black = CreateProjectile("black", (Arena.width/2)+40, 0, "black")
        end
    end
end