Invisible script

char = game.Players.Killerlol603.Character
hum = char:FindFirstChildWhichIsA("Humanoid")

function scan(p)
    for i,v in pairs(p:GetChildren()) do
        if v:IsA("BasePart") then
            v.Transparency = 1
        end
        if v:IsA("Decal") then
            v.Transparency = 1
        end
        scan(v)
    end
end

while true do
    if hum.Health <= 0 then break end
    scan(char)
    wait()
end