User blog comment:Drakan95/Epic Rap Battles: Cartoons vs History. News with Sherlock Holmes/@comment-25701332-20150727184929

Ok,try 2 at hints :Isolated:Elsa vs Phantom of the Opera,Crows: Hatsune Miku vs Michael jackson,L&C vs B&T : Beavis & Butthead vs Dumb & Dumber,Sea: Spongebob vs Cousteau,Flying Fox:No Idea,Brain:Inside Out vs Freud,Animals:Catdog vs Pavlov & Schrodinger

Also,suggested:raven (teen titans) vs edgar allan poe