COMBAT

Raycast Gun

Paste as a Script inside a Tool. Click fires a ray from the character's head, spends one bullet, and reloads when the magazine is empty. Hits tag the attacker for Kill / Death Counter.

-- Paste as a Script inside a Tool.

local Players = game:GetService("Players")

local DAMAGE = 15
local MAGAZINE = 12
local RANGE = 400
local RELOAD_TIME = 1.6

local tool = script.Parent
local ammo = MAGAZINE
local reloading = false

local function markKiller(humanoid: Humanoid, player: Player)
	local tag = humanoid:FindFirstChild("creator")
	if not tag then
		tag = Instance.new("ObjectValue")
		tag.Name = "creator"
		tag.Parent = humanoid
	end
	if tag:IsA("ObjectValue") then
		tag.Value = player
	end
end

local function reload()
	if reloading then
		return
	end
	reloading = true
	task.wait(RELOAD_TIME)
	ammo = MAGAZINE
	reloading = false
end

tool.Activated:Connect(function()
	local character = tool.Parent
	if not character or not character:IsA("Model") or reloading then
		return
	end
	if ammo <= 0 then
		task.spawn(reload)
		return
	end

	local head = character:FindFirstChild("Head")
	if not head or not head:IsA("BasePart") then
		return
	end

	ammo -= 1
	local params = RaycastParams.new()
	params.FilterType = Enum.RaycastFilterType.Exclude
	params.FilterDescendantsInstances = { character }

	local result = workspace:Raycast(head.Position, head.CFrame.LookVector * RANGE, params)
	if result then
		local humanoid = result.Instance.Parent and result.Instance.Parent:FindFirstChildOfClass("Humanoid")
		if humanoid and humanoid.Health > 0 then
			local player = Players:GetPlayerFromCharacter(character)
			if player then
				markKiller(humanoid, player)
			end
			humanoid:TakeDamage(DAMAGE)
		end
	end

	if ammo <= 0 then
		task.spawn(reload)
	end
end)