"Make me a combat system that will fire 5 different animations in serverstorage and Also use a Remotevent called CombatEvent and fire it to play the animations when a player clicks as well as adding hitbox and damage when it hits a player/npc"

-- local script in StarterPlayerScripts 
local player = game.Players.LocalPlayer
local mouse = player:GetMouse()
local remoteEvent = game.ReplicatedStorage.CombatEvent

mouse.Button1Down:Connect(function()
    remoteEvent:FireServer()
end)

-- server script in ServerScriptService 
local animations = {
    "Animation1",
    "Animation2",
    "Animation3",
    "Animation4",
    "Animation5"
}

local function playAnimation(player)
    local character = player.Character
    local humanoid = character:FindFirstChild("Humanoid")
    local randomAnimation = animations[math.random(1, #animations)]
    local animation = game.ServerStorage:FindFirstChild(randomAnimation)

if humanoid and animation then
        local animator = humanoid:FindFirstChild("Animator")
        if not animator then
            animator = Instance.new("Animator", humanoid)
        end
        local animTrack = animator:LoadAnimation(animation)
        animTrack:Play()
    end
end

local function onCombatEvent(player)
    playAnimation(player)
end

game.ReplicatedStorage.CombatEvent.OnServerEvent:Connect(onCombatEvent)

-- script for hitbox and damage 
local part = script.Parent
local damage = 10

local function onTouched(hit)
    local character = hit.Parent
    local humanoid = character:FindFirstChild("Humanoid")

if humanoid then
        humanoid:TakeDamage(damage)
    end
end

part.Touched:Connect(onTouched)