Codigo De La Puerta:

Script:
script.Parent.Touched:connect(function(p)
if p.Parent.Name == "Key1" then -- Nombre Del tool [Remplazar]
script.Parent.Transparency = 0.5
script.Parent.CanCollide = false
wait(1)
script.Parent.Transparency = 0
script.Parent.CanCollide = true
end
end)