userscript.js

// ==UserScript==
// @name     Unnamed Script 760860
// @version  1
// @grant    GM.xmlHttpRequest
// ==/UserScript==

(async () => {  
    const rows = [...document.querySelectorAll('#overview > tbody > tr')];
    
    const promises = rows
        .filter(el => el.querySelector('.iReport.iReport8'))
        .map((el, index) => new Promise(resolve => {
            setTimeout(() => {
                console.log('parsing', `${index + 1}/${rows.length}`);
                GM.xmlHttpRequest({
                    url: el.querySelector('.iReport + div > a').href,
                    method: 'GET',
                    onload(response) {
                        const parser = new DOMParser();
                        const page = parser.parseFromString(response.responseText, 'text/html');
                        const info = `${page.querySelector('.player').innerHTML.trim()} : ${el.querySelector('.dat').innerHTML.trim()}`;
                        
                        resolve(info);
                    },
                    onerror() {
                        console.log('error');
                        resolve();
                    },
                });
            }, index * parseInt(Math.floor(Math.random() * 500) + 500));
        }));
    
    Promise.all(promises).then(data => data && console.log(data.join('\n')));
})();