Remove Part Universal KEYLESS

-- f1 - remove
-- f2 - undo
-- f4 - undo all

-- LocalScript in StarterPlayerScripts
local UserInputService = game:GetService("UserInputService")
local Players = game:GetService("Players")
local player = Players.LocalPlayer
local mouse = player:GetMouse()

-- table of removed objects
local removedStack = {}

-- check: is the object part of a character (does the model have a Humanoid)?
local function isCharacterPart(part)
    if part and part.Parent then
        if part.Parent:FindFirstChildOfClass("Humanoid") then
            return true
        end
    end
    return false
end

-- delete the object under the cursor
local function deletePartUnderCursor()
    local target = mouse.Target
    if target and (target:IsA("Part") or target:IsA("MeshPart") or target:IsA("UnionOperation")) then
        if isCharacterPart(target) then
            warn("You cannot delete character parts!")
            return
        end

        -- save the object and its parent in the stack
        table.insert(removedStack, {
            object = target,
            parent = target.Parent
        })

        target.Parent = nil -- hide the object
        print("Deleted object:", target.Name, "(in stack:", #removedStack .. ")")