Now UGC items are possible to be set as a limited, and some people are selling them for free, so the script will try to buy every copy, if any available

roblox-limiteds-sniper.user.js

// ==UserScript==
// @name         Roblox Limiteds Sniper
// @namespace    https://github.com/thurdev/roblox-limiteds-sniper-free/tree/main
// @version      1.0
// @description  Now UGC items are possible to be set as a limited, and some people are selling them for free, so the script will try to buy every copy, if any available
// @author       ThurDev - https://twitter.com/thurdev
// @match        https://www.roblox.com/catalog*
// @icon         https://preview.redd.it/roblox-logo-v0-1p5t402cifha1.png?auto=webp&s=7ba0c3dcd62038c8bd9e350846c572054eea5d8f
// @grant        GM_xmlhttpRequest
// @grant        GM_getResourceText
// ==/UserScript==

(async function() {
    'use strict';

    GM_xmlhttpRequest({
        method : "GET",
        // from other domain than the @match one (.org / .com):
        url : "https://raw.githubusercontent.com/thurdev/roblox-limiteds-sniper-free/tampermonkey-version/index.js",
        onload : (ev) =>
        {
            let e = document.createElement('script');
            e.innerText = ev.responseText;
            document.head.appendChild(e);
        }
    });

})();