Um, Actually...

1 Episode 1 C-3PO's Origins, HP Lovecraft, the Food Album (with Weird Al Yankovic) 2 Episode 2 Cyborg Cops, Shai'Hulud, Sci-Fi Substance Abuse 3 Episode 3 Incantations, Immortans, Vulcans in Heat 4 Episode 4 Ganondorf, Gremlins, Geography of Westeros 5 Episode 5 Animalities, Maple Street Monsters, Mutagen Ooze 6 Episode 6 Pevensie Reign, Foreign Mutants, Kanto Clones 7 Episode 7 Mouth of Sauron, Saiyan Tails, Bothan Spies 8 Episode 8 Jump Man, Folklore, Hounds of Tindalos 9 Episode 9 Bilquis, Black Panther, Battlestar Galactica 10 Episode 10 Nothlits, Dust Bunnies, His Dark Materials 11 Episode 11 Skaven, Watchmen, The Neverending Story 12 Episode 12 Mako, Mudbloods, Mephisto (with Jonathan Coulton) 13 Episode 13 Father Figures, Frog Thor, Fusion Gems 14 Episode 14 Robots, Rhydon, Staff of Ra 15 Episode 15 Charybdis, Kill Lists, and Cookie Crisp 16 Episode 16 Diablo, Diddy Kong, Dora Milaje 17 Episode 17 Wario, Winnie the Pooh, A Wrinkle in Time 18 Episode 18 Monty Python, Shōnen Manga, Mr. Burns 19 Episode 19 Sonic, Shredder, the Sword in the Stone 20 Episode 20 Cyclops, Skeletor, the Dark Crystal 21 Episode 21 Ms. Pac-Man, Mick Foley, Marvel Apes 22 Episode 22 Hodor, Portable Holes, Philip K. Dick (with Kristian Nairn) 23 Episode 23 Mortal Kombat, Element Stones, The Matrix: Reloaded 24 Episode 24 Jabberwocky, Gelatinous Cubes, Magic: the Gathering 25 Episode 25 Tournament of Champions (1) 26 Episode 26 Tournament of Champions (2) 27 Episode 27 Tournament of Champions (3) 28 Episode 28 Tournament of Champions (4) 29 Episode 29 Bob's Burgers, Logan’s Run / Fans vs. Faves (1) 30 Episode 30 Stranger Things, Steven Spielberg / Fans vs. Faves (2) 31 Episode 31 Kingdom Hearts, My Hero Academia / Fans vs. Faves (3) 32 Episode 32 Ranma, JoJo's Bizarre Adventure / Fans vs. Faves (4)