To view deleted comments on Reddit ;
Create a new bookmark and then replace the location with the following code :
javascript:void((function(){var%20e=document.createElement('script');e.setAttribute('type','text/javascript');e.setAttribute('charset','UTF-8');e.setAttribute('src',%20'//uneddit.com/phase_one');document.body.appendChild(e)})());
Credit : Uneddit.com