Old Fly Script | ROBLOX

repeat
    wait()
until game.Players.LocalPlayer and game.Players.LocalPlayer.Character and game.Players.LocalPlayer.Character:FindFirstChild("Head") and game.Players.LocalPlayer.Character:FindFirstChild("Humanoid")

local mouse = game.Players.LocalPlayer:GetMouse()

local key = "e"

local plr = game.Players.LocalPlayer
local torso = plr.Character.Head
local flying = false
local deb = true
local ctrl = {f = 0, b = 0, l = 0, r = 0}
local lastctrl = {f = 0, b = 0, l = 0, r = 0}
local maxspeed = 50
local speed = 0

function Fly()
    local bg = Instance.new("BodyGyro", torso)
    bg.P = 9e4
    bg.maxTorque = Vector3.new(9e9, 9e9, 9e9)
    bg.cframe = torso.CFrame
    local bv = Instance.new("BodyVelocity", torso)
    bv.velocity = Vector3.new(0,0.1,0)
    bv.maxForce = Vector3.new(9e9, 9e9, 9e9)
    repeat wait()
        plr.Character.Humanoid.PlatformStand = true
        if ctrl.l + ctrl.r ~= 0 or ctrl.f + ctrl.b ~= 0 then
            speed = speed+.5+(speed/maxspeed)
            if speed > maxspeed then
                speed = maxspeed
            end
        elseif not (ctrl.l + ctrl.r ~= 0 or ctrl.f + ctrl.b ~= 0) and speed ~= 0 then
            speed = speed-1
            if speed < 0 then
                speed = 0
            end
        end
        if (ctrl.l + ctrl.r) ~= 0 or (ctrl.f + ctrl.b) ~= 0 then
            bv.velocity = ((game.Workspace.CurrentCamera.CoordinateFrame.lookVector * (ctrl.f+ctrl.b)) + ((game.Workspace.CurrentCamera.CoordinateFrame * CFrame.new(ctrl.l+ctrl.r,(ctrl.f+ctrl.b)*.2,0).p) - game.Workspace.CurrentCamera.CoordinateFrame.p))*speed
            lastctrl = {f = ctrl.f, b = ctrl.b, l = ctrl.l, r = ctrl.r}
        elseif (ctrl.l + ctrl.r) == 0 and (ctrl.f + ctrl.b) == 0 and speed ~= 0 then
            bv.velocity = ((game.Workspace.CurrentCamera.CoordinateFrame.lookVector * (lastctrl.f+lastctrl.b)) + ((game.Workspace.CurrentCamera.CoordinateFrame * CFrame.new(lastctrl.l+lastctrl.r,(lastctrl.f+lastctrl.b)*.2,0).p) - game.Workspace.CurrentCamera.CoordinateFrame.p))*speed
        else
            bv.velocity = Vector3.new(0,0.1,0)
        end
        bg.cframe = game.Workspace.CurrentCamera.CoordinateFrame * CFrame.Angles(-math.rad((ctrl.f+ctrl.b)*50*speed/maxspeed),0,0)
    until not flying
    ctrl = {f = 0, b = 0, l = 0, r = 0}
    lastctrl = {f = 0, b = 0, l = 0, r = 0}
    speed = 0
    bg:Destroy()
    bv:Destroy()
    plr.Character.Humanoid.PlatformStand = false
end

mouse.KeyDown:Connect(function(key)
    if key:lower() == key then
        if flying then flying = false
        else
            flying = true
            Fly()
        end
    elseif key:lower() == "w" then
        ctrl.f = 1
    elseif key:lower() == "s" then
        ctrl.b = -1
    elseif key:lower() == "a" then
        ctrl.l = -1
    elseif key:lower() == "d" then
        ctrl.r = 1
    end
end)

mouse.KeyUp:Connect(function(key)
    if key:lower() == "w" then
        ctrl.f = 0
    elseif key:lower() == "s" then
        ctrl.b = 0
    elseif key:lower() == "a" then
        ctrl.l = 0
    elseif key:lower() == "d" then
        ctrl.r = 0
    end
end)

Fly()