User blog comment:J1coupe/Diablo vs. Sarah Kerrigan. Epic Rap Battles of Video Games Season 6./@comment-17234720-20141014000950/@comment-5264252-20141014002158

Spy was already used in [http://epicrapbattlesofhistory.wikia.com/wiki/User_blog:J1coupe/Sam_Fisher_vs._Solid_Snake._Epic_Rap_Battles_of_Video_Games_Season_2_Finale. Sam Fisher vs Solid Snake]. :P