How can I fix this so zombies get points is broke?

I have a zombie game and everything works fine except zombie don't get points can someone fix it for me please.

local UnDead = Game.Lighting:FindFirstChild('Zombies')
local Playing = Game.Workspace:FindFirstChild('Playing')
local Stage = Game.Workspace:FindFirstChild('Stage')
local Weapon = Game.Lighting:FindFirstChild('Pistol')
local Humans = Game:FindFirstChild('Humans')
local Zombies = Game.Teams:FindFirstChild('Zombies')

local RemoveHint =(function(Player)
    if (Player and Player.PlayerGui:FindFirstChild('Leader Hint')) then
        Player.PlayerGui['Leader Hint']:remove()
    end
end)

local ShowHint =(function(GameText,Player)
    RemoveHint(Player)
    local Message = Instance.new('Hint')
    Message.Name = 'Leader Hint'
    Message.Text = GameText
    Message.Parent = Player.PlayerGui
end)

local RemoveMessage =(function(Player)
    if (Player and Player.PlayerGui:FindFirstChild('Leader Message')) then
        Player.PlayerGui['Leader Message']:remove()
    end
end)

local ShowMessage =(function(GameText,Player)
    RemoveMessage(Player)
    local Message = Instance.new('Message')
    Message.Name = 'Leader Message'
    Message.Text = GameText
    Message.Parent = Player.PlayerGui
end)

local RemoveFumeMessage =(function(Player)
    if (Player and Player.PlayerGui:FindFirstChild('Fume Message')) then
        Player.PlayerGui['Fume Message']:remove()
    end
end)

local MakeZombie =(function(Zom, Player)
    wait(0)
    local vUnDead = Zom['ZAnimate']:Clone()
    vUnDead.Disabled = false
    Wait(0)
    local Character = Player.Character
    Character['Sound']:remove()
    Character['Animate']:remove()
    Wait(0)
    vUnDead.Parent = Character
    Character['creator'].Value = Player
end)

local GetKiller =(function(Humanoid)
    local Tag = Humanoid:FindFirstChild('creator')
    if (Tag) then
        local Killer = Tag.Value
        if (Killer.Parent) then
            return Killer
        end
    end
    return nil
end)

local KillCount =(function(Humanoid,Player)
    local Killer = GetKiller(Humanoid)
    if (Killer) then
        local Stats = Killer:FindFirstChild('leaderstats')
        if (Stats) then
            local Points = Stats:FindFirstChild('Points')
            local Dead = Killer:FindFirstChild('Dead')
            if Killer ~= Player then
                if not (Dead.Value) then
                    Points.Value = Points.Value + 30
                else
                    Points.Value = Points.Value + 30
                end
            else
                Points.Value = Points.Value
            end
        end
    end
end)


local HumanoidDied =(function(Humanoid,Player)
    local Stats = Player:FindFirstChild('leaderstats')
    if (Stats) then
        local Dead = Player:FindFirstChild('Dead')
        Dead.Value = true
        Player.TeamColor = Zombies.TeamColor
        RemoveFumeMessage(Player)
        local Killer = GetKiller(Humanoid)
        KillCount(Humanoid,Player)
    end
end)

local PlayerRespawn =(function(Prop,Player)
    if (Prop == 'Character') then
        if (Player.Character and Player.Character.Name == Player.Name) then
            local Stats = Player:FindFirstChild('leaderstats')
            if Stats ~= nil then
                local Dead = Player:FindFirstChild('Dead')
                local Class = Player:FindFirstChild('Class')
                if (Dead.Value) then
                    Wait(1)
                    if (Player) and (Player.Character) then
                        MakeZombie(UnDead[Class.Value],Player)
                    else 
                        return
                    end
                end
            end
            Humanoid = Player.Character['Humanoid']
            Humanoid.Died:connect(function() 
                HumanoidDied(Humanoid,Player) 
            end)
        end
    end
end)

Game.Players.PlayerAdded:connect(function(Player)
    while true do
        if (Player.Character) then 
            break 
        end
        Wait(1)
    end
    local Stats = Instance.new('IntValue',Player)
    Stats.Name = 'leaderstats'
    local Points = Instance.new('IntValue',Stats)
    Points.Name = 'Points'
    Points.Value = 0
    local Dead = Instance.new('BoolValue',Player)
    Dead.Name = 'Dead'
    Dead.Value = false
    local Class = Instance.new('StringValue',Player)
    Class.Name = 'Class'
    Class.Value = 'Zombie'
    if (Playing.Value) then
        Weapon:Clone().Parent = Player.Backpack
    end
    local Humanoid = Player.Character:FindFirstChild('Humanoid')
    Humanoid.Died:connect(function() 
        HumanoidDied(Humanoid,Player) 
    end)
    Player.Changed:connect(function(Prop) 
        PlayerRespawn(Prop,Player)
    end)
    Player.Chatted:connect(function(Message,Recipient) 
        local Class = Player:FindFirstChild('Class')
        if not (Class) then 
            return 
        end
        Message = string.lower(Message)
        if (Message == '/zombie') then
            Class.Value = 'Zombie'
        elseif (Message == '/fastzombie') then
            if (Stage.Value >= 2) then
                Class.Value = 'Fast Zombie'
            else
                ShowMessage('Fast Zombie is not unlocked!',Player)
                Wait(3)
                RemoveMessage(Player)
            end
        elseif (Message == '/kamizombie') then
            if (Stage.Value >= 3) then
                Class.Value = 'Kami-Zombie'
            else
                ShowMessage('Kami-Zombie is not unlocked!',Player)
                Wait(3)
                RemoveMessage(Player)
            end
        elseif (Message=='/ghostzombie') then
            if (Stage.Value >= 4) then
                Class.Value = 'Ghost Zombie'
            else
                ShowMessage('Ghost Zombie is not unlocked!',Player)
                Wait(3)
                RemoveMessage(Player)
            end
        elseif (Message == '/fastghostzombie') then
            if (Stage.Value >= 5) then
                Class.Value = 'Fast Ghost Zombie'
            else
                ShowMessage('Fast Ghost Zombie is not unlocked!',Player)
                Wait(3)
                RemoveMessage(Player)
            end
        elseif (Message == '/zombieboss') then
            if (Stage.Value >= 6) then
                Class.Value = 'Zombie Boss'
            else
                ShowMessage('Zombie Boss! is not unlocked!',Player)
                Wait(3)
                RemoveMessage(Player)
            end
        end 
    end)
end)