Zombie Morph for Void Script Builder

-- I just wanted to make a morph, so yeah. --
-- Made by Donny526 --
-- Donny526#1886 --

wait(.2)

local player = game.Players.LocalPlayer
local character = player.Character
local humanoid = character:WaitForChild("Humanoid")

wait()

print(player.Name.." is using the Zombie Morph script by Donny526!")

wait()

local animation = Instance.new("Animation")
animation.AnimationId = "rbxassetid://183294396"
local anim = humanoid:LoadAnimation(animation)
anim:Play()

wait()

humanoid.WalkSpeed = 8
humanoid.JumpPower = 37.5

wait()

local groan = Instance.new("Sound",character:WaitForChild("Head"))

wait()

while true do
wait(math.random(8,12))
local m = math.random(1,2)

if m == 1 then
groan.SoundId = "rbxassetid://93591742"
groan.Pitch = 1
groan:play()
end

if m == 2 then
groan.SoundId = "rbxassetid://93591696"
groan.Pitch = 1
groan:play()
end

end