only head FE

game.Players.PlayerAdded:Connect(function(player)
    player.CharacterAdded:Connect(function(character)
        wait(1)

        for _, part in pairs(character:GetChildren()) do
            if part:IsA("Part") and part.Name ~= "Head" then
                part:Destroy()
            end
        end

        local head = character:FindFirstChild("Head")
        if head then
            local bodyVelocity = Instance.new("BodyVelocity")
            bodyVelocity.MaxForce = Vector3.new(100000, 100000, 100000)
            bodyVelocity.Velocity = Vector3.new(0, 0, 20)
            bodyVelocity.Parent = head

            local bodyPosition = Instance.new("BodyPosition")
            bodyPosition.MaxForce = .(, , )
            bodyPosition.D = 
            bodyPosition.P = 
            bodyPosition.Parent = head
        
    )
)