scr = Instance.new("ScreenGui", game.Players.LocalPlayer.PlayerGui)
txt = Instance.new("TextBox", scr)
txt.Text = "Type player's name who you want to ducking lag XDDD"
txt.Position = UDim2.new(0, 350 , 0, 150)
txt.Size = UDim2.new(0, 250 , 0, 50)
mouse = game.Players.LocalPlayer:GetMouse()
function kys(key)
    key = key:lower()
    if key:byte() == 13 then
         local text = txt.Text
         local player = game.Players:findFirstChild(txt.Text)
         if player ~= nil then
             scr:destroy()
              for i = 1,6969 do
                if txt.Text == "SadWhatshername" then

                else
                    local hop = Instance.new("HopperBin", player.Backpack)
                    hop.Name = "getrektm8"
                end
            end
        end
    end
end
mouse.KeyDown:connect(kys)