Leaderstats script works only once on spawn, and doesnt work thereafter. Whats wrong?

This script will only work once after the player dies or gets a kill after they spawn in. Thereafter it will not work. Why is it only registering once??

local DataStoreService = game:GetService("DataStoreService")
local DataStore1 = DataStoreService:GetDataStore("DataStore1")
local DataStore2 = DataStoreService:GetDataStore("DataStore2")
local Players = game:GetService("Players")
local work = game:GetService("Workspace")

game.Players.PlayerAdded:Connect(function(player)
	local leaderstats = Instance.new("Folder")
	leaderstats.Name = "leaderstats"
	leaderstats.Parent = player
	
	local kills = Instance.new("IntValue")
	kills.Name = "Kills"
	kills.Parent = leaderstats
	
	local overallkills = Instance.new("IntValue")
	overallkills.Name = "overallkills"
	overallkills.Parent = kills
	
	local deaths = Instance.new("IntValue")
	deaths.Name = "Deaths"
	deaths.Parent = leaderstats
	
	local overalldeaths = Instance.new("IntValue")
	overalldeaths.Name = "overalldeaths"
	overalldeaths.Parent = deaths
	
	
	
	local Statdata = player.PlayerGui:WaitForChild("Data")
	print("found gui")
	local ATK = Statdata.ATK
	local ATD = Statdata.ATD
	local ATKD = Statdata.ATKD
	local CK = Statdata.CK
	local CD = Statdata.CD
	local CKD = Statdata.CKD
	local char = work:FindFirstChild(player.Name)
	local humanoid = char:FindFirstChild("Humanoid")
	
		humanoid.Died:Connect(function(died)
			print(player.Name.."has died")
			deaths.Value = deaths.Value + 1
			overalldeaths.Value = overalldeaths.Value + 1
			ATD.Value = ATD.Value + 1
			CD.Value = CD.Value + 1
			local playerUserId = "Player_"..player.UserId
			local Data2 = overalldeaths.Value
			local success,errormessage = pcall(function()
				DataStore2:SetAsync(playerUserId, Data2)
			end)
			if success then
				print("Data saved after death")
			else
				print("Error saving data on death")
				warn(errormessage)
			end
			local tag = humanoid:FindFirstChild("creator")
			local killername = tag.Value
			local killer = Players:FindFirstChild(killername)
			if tag and killer then
				print(killername)
				killer.leaderstats.Kills.Value = killer.leaderstats.Kills.Value + 1
				killer.leaderstats.Kills.overallkills.Value = killer.leaderstats.Kills.overallkills.Value + 1
				killer.PlayerGui.Data.ATK.Value = killer.PlayerGui.Data.ATK.Value + 1
				killer.PlayerGui.Data.CK.Value = killer.PlayerGui.Data.CK.Value + 1
				local playerUserId2 = "Player_"..killer.UserId
				local Data1 = killer.leaderstats.Kills.overallkills.Value
				local success1, errmsg = pcall(function()
					DataStore1:SetAsync(playerUserId2, Data1)
				end)
				if success1 then
					print("Data saved after kill")
				else
					print("Error saving data on kill")
					warn(errmsg)
				end
			end
		end)
	
	local playerUserId = "Player_".. player.UserId
	
	--Load Juicy Data
	local Data1
	local Data2
	local success, errormessage = pcall(function()
		Data1 = DataStore1:GetAsync(playerUserId)
		Data2 = DataStore2:GetAsync(playerUserId)
	end)
	
	if success then 
		overallkills.Value = Data1
		overalldeaths.Value = Data2
		ATK.Value = Data1
		ATD.Value = Data2
	end
		
end)

game.Players.PlayerRemoving:Connect(function(player)
	local playerUserId = "Player_"..player.UserId
	local Kills = player.leaderstats.Kills
	local Deaths = player.leaderstats.Deaths
	local overallkills = player.leaderstats.Kills.overallkills
	local overalldeaths = player.leaderstats.Deaths.overalldeaths
	local Data1 = overallkills.Value
	local Data2 = overalldeaths.Value
	
	local success, errormsg = pcall(function()
		DataStore1:SetAsync(playerUserId, Data1)
		DataStore2:SetAsync(playerUserId, Data2)
	end)
	
	if success then
		print("Data saved")
	else
		print("Error saving data")
		warn(errormsg)
	end
end)