User blog comment:Drakan95/Barney Stinson vs Johnny Bravo. Epic Rap Battles: Cartoons vs History./@comment-5101200-20150718163659/@comment-5101200-20150720003923

Terminator vs WALL-E maybe? Robots from post apocalyptic worlds, adapted from their original hardware, have been shown to be able to have emotions, and one fought humanity while the other helped to save it.