Raw Source
papaxsmurf / Snatched be gone! 

// ==UserScript==
// @name        Snatched be gone!
// @description Hides snatched, seeding and leeching torrents.
// @namespace   emp
// @icon        https://i.imgur.com/yoOmMdj.png
// @include     https://www.empornium.me/torrents.php*
// @exclude     https://www.empornium.me/torrents.php*userid*
// @exclude     https://www.empornium.me/torrents.php?id=*
// @include     https://www.empornium.sx/torrents.php*
// @exclude     https://www.empornium.sx/torrents.php*userid*
// @exclude     https://www.empornium.sx/torrents.php?id=*
// @include     https://www.empornium.is/torrents.php*
// @exclude     https://www.empornium.is/torrents.php*userid*
// @exclude     https://www.empornium.is/torrents.php?id=*
// @version     0.1
// @grant       none
// @require     http://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js
// @license     MIT
// @copyright   2020, papaxsmurf (https://openuserjs.org/users/papaxsmurf)
// ==/UserScript==

var $ = window.jQuery;

$("i.snatched").parents("tr").addClass("seen");
$("i.seeding").parents("tr").addClass("seen");
$("i.leeching").parents("tr").addClass("seen");

$("table.torrent_table tr.seen").hide();