motion blur

local rs = game:GetService("RunService")
local cm = workspace.CurrentCamera
local bl = Instance.new("BlurEffect", cm)

local function aa()
	local lp = cm.CFrame.Position
	rs.RenderStepped:Connect(function()
		local cp = cm.CFrame.Position
		local vll = (cp - lp).Magnitude
		bl.Size = math.clamp(vll * 25, 0, 56)
		lp = cp
	end)
end

local function bb()
	local lv = cm.CFrame.LookVector
	rs.RenderStepped:Connect(function()
		local cv = cm.CFrame.LookVector
		local mg = (cv - lv).Magnitude
		bl.Size = math.max(bl.Size, math.clamp(mg * 200, 0, 56))
		lv = cv
	end)
end

aa()
bb()