User blog comment:J1coupe/Ezio Auditore vs. Agent 47 IV...? Epic Rap Battles of Video Games Off-Season./@comment-25263388-20140901041413/@comment-24328089-20140903175358

To be fair, the 2013 video game really seemed to catapult Deadpool's fame and it seems to be where a lot of people know him from. But ye, I'm pretty sure Coupe only does characters originating in video games.