legacy Speed changer

_G.RealSpeedOverride = 1500

game.Players.LocalPlayer.CharacterAdded:Connect(function(char)
    char:WaitForChild("Humanoid")
    char.Humanoid:GetAttributeChangedSignal("RealSpeed"):Connect(function()
        if char.Humanoid:GetAttribute("RealSpeed") ~= _G.RealSpeedOverride then
            char.Humanoid:SetAttribute("RealSpeed", _G.RealSpeedOverride)
        end
    end)
    
    char.Humanoid:SetAttribute("RealSpeed", _G.RealSpeedOverride)
    
    if char:FindFirstChild("Communicator") and char.Communicator:IsA("RemoteEvent") then
        local oldFire = char.Communicator.FireServer
        char.Communicator.FireServer = function(self, ...)
            local args = {...}
            if args[1] == "update" then
                wait()
                if char.Humanoid then
                    char.Humanoid:SetAttribute("RealSpeed", _G.RealSpeedOverride)
                    char.Humanoid:SetAttribute("RealJumpHeight", char.Humanoid:GetAttribute("RealJumpHeight") or 0)
                end
                return _G.RealSpeedOverride, char.Humanoid:GetAttribute("RealJumpHeight")
            else
                return oldFire(self, unpack(args))
            end
        end
    end
end)

spawn(function()
    while true do
        wait(0.5)
        local plr = game.Players.LocalPlayer
        if plr and plr.Character and plr.Character:FindFirstChild("Humanoid") then
            local hum = plr.Character.Humanoid
            if hum:GetAttribute("RealSpeed") ~= _G.RealSpeedOverride then
                hum:SetAttribute("RealSpeed", _G.RealSpeedOverride)
            end