August

they are GAY gyaru gals (with eachother to be specific)

you’re RIGHT!

hehehe thank u!!! here’s toru and mina 🌷🌷

*Potential Spoiler Warning for both anime and manga*

Shoto is a conspiracy theorist

Detective Tsukauchi has a lie detector quirk (he doesn’t but his sister Makoto has one)

Kirishima has 2 moms

Fanon Eri

Kirishima calls Bakugou “Bakubro” and Mina calls him “Bakubabe”

The Bakusquad and Dekusquad

Dabi’s fear of heights

Dabihawks and their fanon backstory (childhood friends au) before the canon reveal

Dabi’s Ice Quirk (this actually did become canon lol!)

Dabi being Toya Todoroki (also became canon)

Ground Zero

Ochako being the only one Bakugou calls by name

Dabi is emo

Aizawa and Present Mic adopting Eri

Present Mic calling his students “Little Listeners”

Teka Todoroki (YA'LL REMEMBER HER?!?)

Dad For One

All For One being akin to a potato

All Might being akin to a sunflower

“Presentation Michael”

Hawks being a crackhead

Hawks calling kids/students “chicklets”

Anti-Bullying Assembly

Mitsuki and Inko being good friends (they don’t interact a lot in canon)

Inko being a lawyer

Shinsou being a coffee addict + sleep deprived

Aizawa and Present Mic adopting Shinsou

The Izuku and Tomura cousin/sibling theory

League of Villain (and Hawks) shenanigans + found family (It’s canon now fight me)

Decay not being Shigaraki’s original quirk and his dry skin being a side effect (became canon)

Shigaraki and the chapstick jokes

“Handjob”

The League of Villains all living together in a bar

Izuku having the All For One quirk

The quirkless red shoe theory

Mamagiri (though technically, if you look at the MHA games, it can be argued–so pretty sure it is canon in its own way)

Dabi stealing Endeavor’s credit card

Villain Rehab

Best Jeanist being a parental figure towards Hawks

Corrupt HPSC (canon)

Aizawa’s, Oboro’s, Present Mic’s, Midnight’s, and Tensei’s friendship back in U.A

The nickname “problem Child” (we saw it once and ran with it)

Dabi likes cold soba (canon)

Dabi hating the color red (could possibly be canon based on the Ultra Age Fanbook)

Dabi crashing on Hawks’ couch

HPSC training child soldiers (canon)

The Todoroki In-Laws

Aoyama being the all-knowing and constantly breaking the fourth wall (we know the truth now)

U.A Traitor Kaminari

Bakugou Gordan Ramsey

Bakugou constantly showing up to Izuku’s class in the future (this is new)

Bakugou’s parents are fashion designers

Yoichi Shigaraki being a Gen-Z (shoutout to anyone who knows the legendary fic)

Dabi having motion sickness (this is canon)

Hawks and Dabi (Toya) as childhood friends/HPSC classmate theory (remember that iconic comic?)

Izuku, Bakugou, and Shoto being the top 3 heroes in that order

Mr. Compress being Kurogiri’s co-parent

Shigaraki being an Eraserhead fanboy (canon)

Dr. Unjiko having stole Izuku’s quirk

That one nomu being Dr. Ujiko’s grandchild (Izuku’s childhood bully)

Dadzawa (canon)

Shigaraki playing and naming the League after LOL (canon)

All those Twitter based au’s/fics

Geten is a Himura (canon)

Dabi’s Phoenix Quirk

And that's all! Pretty sure there's more but I can't remember them at the moment.