Episode Order:
1. Walt Disney vs. Max Fleischer (Golden Age Animators)
2. Jason vs. Jeff the Killer (Murderers from Video Games)
3. John Wilkes Booth vs. Lee Harvey Oswald (Assassins) (Interrupted by Desmond Miles)
4. Morgan Freeman vs. Gordon Freeman (Freemans)
5. Jack Prelutsky vs. Shel Silverstein (Kids' Poetry Authors)
6. Link vs. King Arthur (Famous Sword Wielders)
7. R. L. Stine vs. Tim Burton (Kids' Horror Creators)
8. Dwayne "The Rock" Johnson vs. John Cena (Famous Wrestlers)
9. Nicholas Cage vs. Tommy Wiseau (Famous Comedic Actors)
10. Alex Hirsch vs. Pendleton Ward (Modern Cartoon Animators)
11. Artemis vs. Merida (Female Archers)
12. Iron Man vs. Cyborg (Metal Superheroes)
13. Maui vs Hercules (Mythological Heroes)
14. Mark Zuckerburg vs. Alexander Graham Bell (Innovators in Communication) [Zuckeberg already used]
15. Mulan vs. Boudicca (Country-Saving Women)
16. Florence Nightingale vs. Mary Seacole (War Nurses)
17. Nero vs. Caligula (Evil Roman Emperors)
18. King Charles II vs. Oliver Cromwell (Restoration vs. Puritans)
19. ERB vs JMB (Rap Battle Channels) (Season Finale)
Most Likely: Mark Zuckerburg vs. Alexander Graham Bell
Least Likely: ERB vs JMB