Most of the Youtube comments give this one to Doctor Who. I don’t like the Back To The Future movies really, mostly because Michael Fox is in them, but I’m giving it to Doc Brown. Some of those Brit guys just don’t have enough manliness, read BALLS, for me to care about their predicaments.
Title: Doc Brown vs Doctor Who. Epic Rap Battles of History Season 2. (YT link) Uploaded by ERB.