Sentret (Pokémon) Ironic Hatedom - Furret fans often forget about it's pre-evolution.
"Weird Al" Yankovic (Ironic?) Fandom - Some hypocrtitcal Michael Jackson haters, despite the fact that "Eat It" and "Fat" are spoofs of "Beat It" and "Bad" respectively.
Mimikyu (Pokémon) Fandom
PearlShipping Fandom - Not sure about this one. They don't actually look toxic from what I've seen.
Ethan (Pokémon) Fandom and Hatedom
Lyra (Pokémon) Ironic Hatedom - Nostalgia-tards that hate her because she replaced Kris in HeartGold and SoulSilver.
REO Speedwagon (band) Fandom - Because of JoJo's Bizarre Adventure.
Dialga and Palkia (Pokémon) Fandom - I've seen fan art of them being shipped with each other.
Swadloon (Pokémon) Fandom
Clefairy (Pokémon) Fandom - Don't really know about it's fandom.
Mew (Pokémon) Ironic Hatedom
David Tennant (Ironic?) Fandom - Fangirls that most likely don't know him outside of Doctor Who and Good Omens.
Pokémon Journeys: The Series Fandom
Wolfychu Fandom and Ironic Hatedom
Raichu (Pokémon) Fandom and Hatedom
Alolan Raichu (Pokémon) Fandom
Zigzagoon (Pokémon) Fandom
Mareep (Pokémon) Fandom - Toxic Wooloo haters, because their both based on sheep.
Chiaki Nanami (Danganronpa) Fandom
Pokémon: Twilight Wings (Ironic?) Fandom - Some people only watch the miniseries just for Hop's Wooloo and Bea.
Johnny Depp Hatedom - If I remember correctly, some are also toxic Willy Wonka & the Chocolate Factory nostalgists just because Depp played Willy Wonka in the 2005 film adaptation of Charlie and the Chocolate Factory.
Nessa (Pokémon) Hatedom
Allister (Pokémon) Fandom
ProsafiaGaming Hatedom - You should know why.
Aqua (KonoSuba) Hatedom
Bendy and the Ink Machine Hatedom - Some of them hate it because of the fandom.
Franklin Clinton (Grand Theft Auto) Hatedom - Some of them are nostalgists that hate him because he's not CJ, and some hate him because he's black, which is racist.
Doctor Octopus (Marvel) Fandom and Hatedom
Charlie and the Chocolate Factory (Film) Hatedom - Nostalgists (as well as kink shamers).
Veruca Salt (Charlie and the Chocolate Factory) Hatedom - Some people demonize her just because she's a spoiled brat.
Bea (Pokémon) Hatedom
Trevor Philips (Grand Theft Auto) Fandom and Hatedom - Fandom: Presumably edgelords because Trevor himself is a psycopath. Hatedom: Some people hate him just because he killed Johnny Klebitz.
DOOM (franchise) Fandom and Hatedom - Edgelords and religious nut-jobs (as well as moral guardians) respectively.
Grand Theft Auto IV Fandom and Hatedom
Junichi Masuda Ironic Hatedom - They continuously make hate memes and compare him to Thanos because of you-know-what.
Power Balloon (Super Mario) Ironic Hatedom - Two words: kink shamers.
Castform (Pokémon) Hatedom - Apparently, this Pokémon is hated consistently.