User blog comment:JuliusERBfan1900/JEFS Rap Battles News/@comment-1197011-20150530025821

General Custer vs. Crazy Horse (real life opponents)

Gordon Ramsey vs. Colonel Sanders (chefs; good food vs. bad food; one angry one friendly)

Cesar Millan vs. Ivan Pavlov (experts in dog conditioning)

Maxwell Smart and Agent 99 vs. Steve Austin and Jaime Sommers (pairs of agents who worked for secret organizations and later got married)

Buffalo Bill vs. Grizzly Adams (American folk heroes with animal nicknames and associated with show business)

Prof. Higgins vs. Dr. Johnson (language experts, fictional vs. historical)

Mulder and Scully vs. Agents K and J (agents trying to find aliens vs. aliens trying to hide aliens)

Tintin vs. Yoko Tsuno (Belgian comic book characters who investigate crime and live many adventures)

Brothers Grimm vs. Winchester Brothers (brothers associated with the fantastic; historical vs. fictional)