local player = game:GetService("Players").LocalPlayer
local plr = player.Character

plr.Walkspeed
trail = Instance:new('Trail', workspace)
trail.Transparency = 50
trail.Lifetime = 6
trail.MinLength = 0.01
local color1 = Color3.new(1,1,0)
local color2 = Color3.new(1,1,1)
local sequence = ColorSequence.new(color1,color2)
local decal = Instance.new('Texture')
decal.Texture = 'rbxassetid://43191353'
trail.Texture = decal
trail.Parent = plr.Torso
trail.Attatchment0 = plr.Head.FaceFrontAttachment
trail.Attatchment1 = plr.Torso.WaistBackAttachment