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Fire In The Heart: New Legacy by brandonleewolfe1
The Sequel of Fire in the heart(Rewrite). it's the Human and Vampire Twins birthdays and Finn and Phoebe and Marceline are gonna teach them about being a hero and others stuff.
Rated: M - English - Family/Adventure - Chapters: 2 - Words: 5,469 - Favs: 7 - Follows: 8 - Updated: 1/24 - Published: 8/29/2021 - [Finn, Flame Princess, Marceline A.] OC
If You Are Not To Long, I Will Wait Here For the Rest of My Life by lemonouo reviews
A soft tone met his ears, it wasn't obscured by the heavy accent of it being transmitted over radio waves, nor was it frizzed up by poor mic quality. A gentle breeze whisked around his face, it was warm, smelt of coffee, with the lightest twinges of mint. - Or: Finn gets cursed by a witch and lives a life he could never experience.
Rated: K - English - Family/Angst - Chapters: 1 - Words: 4,077 - Reviews: 2 - Favs: 2 - Follows: 4 - Published: 1/23 - Finn, Jake, Martin M., Minerva C.
Goblin Layer by Atomsk the Pirate King reviews
This is a what if story of how the Silent King episode ended differently if Finn stayed King. Co-Op story by me and TME and is a actual B-Day gift. Features some of our go to OCs. No flames please.
Rated: M - English - Adventure/Romance - Chapters: 5 - Words: 64,547 - Reviews: 6 - Favs: 17 - Follows: 14 - Updated: 1/22 - Published: 12/16/2020 - Finn, Jake, OC
Don't Tease Me, Marshall Lee! by LordoftheWorms
Marshall Lee can't stop teasing Fionna, and it drives her nuts! Nuts, as in, makes her want him so bad. Cute, funny start with a hot, burning ending. If you are not satisfied with this garbage, you get TWICE your trash back! As always, you're welcome, world. I know this is what you all really want. (SMUT)
Rated: M - English - Chapters: 1 - Words: 6,906 - Follows: 2 - Published: 1/22 - Marshall Lee, Fionna
The Halloween Party by LordoftheWorms
It's Halloween, and all of Aaa is preparing for the biggest bash of the year in Candy Kingdom. Everyone except Fionna, who seems to always be a target for the trickster Vampire King this time of year. She had no intention of going. But she did go. And it was awful.
Rated: T - English - Chapters: 1 - Words: 2,429 - Follows: 1 - Published: 1/22 - Marshall Lee, Fionna, Prince B. Gumball
A New Vampire King by Twilight Master Emerald reviews
(Completed first arc... next arc will be on Atomsk side) what if instead of Marceline being able to absorb the Vampire King's essence back into her, the cloud surprised everyone and tried to attack her but Finn gets in the way and as a result... he gains the Vampire Kings powers and becomes a vampire himself... get ready for A New Vampire King. (Lemon warning(Finn X mass Harem)
Rated: M - English - Adventure/Romance - Chapters: 20 - Words: 402,132 - Reviews: 71 - Favs: 423 - Follows: 381 - Updated: 1/18 - Published: 12/8/2017 - Finn, Princess B. Bubblegum, Marceline A., Flame Princess - Complete
Marcy & Simon (Comic Mini-Series) Epilogue by shadi.hussein.2004 reviews
After the saving of Betty from Golb. Marceline finds out her dad has true feelings for Finn and Jake. She has to save their souls after Hunson sucks them up!
Rated: K - English - Friendship/Family - Chapters: 1 - Words: 1,010 - Reviews: 1 - Favs: 1 - Published: 1/15 - Marceline A., Hunson Abadeer, Simon P. - Complete
Desayuno en Jupiter by Love novels reviews
Dos chicas completamente diferentes, unidas por su trabajo de cuidar a una autora famosa. Adaptación del libro de Andrea Tome
Rated: K - Spanish - Romance/Humor - Chapters: 8 - Words: 10,580 - Reviews: 4 - Favs: 3 - Follows: 3 - Updated: 1/12 - Published: 3/2/2021 - Princess B. Bubblegum, Marceline A.
Can We Make This Work? by LaughingDog224 reviews
Falling in love is easy. Letting go is not. Immortality is great, until you realize it kills you in a different way. Is this something that can work, or do all things break with time? A collective story about how Fionna and Marshall Lee discover their feelings for each other. Rated: M for adult language and smutty goodness.
Rated: M - English - Romance/Drama - Chapters: 5 - Words: 19,360 - Reviews: 6 - Favs: 13 - Follows: 10 - Updated: 1/12 - Published: 3/23/2021 - Fionna, Marshall Lee
Collateral Damage by Pre-Animation Man
Sometimes, all Finn wants to do is try to help. All the time, Finn becomes collateral damage.
Rated: T - English - Chapters: 1 - Words: 2,393 - Published: 1/10 - Finn, Jake - Complete
Gumball Can't Give 'The Talk! by LordoftheWorms reviews
Based on my THOROUGH distaste for the abstinence curriculum and the horrible lack of sex ed in the public school system I give you... THE TALK... except GUMBALL is going to give it to you, and he manages to do a worse job than the government! Imagine that. Good thing MARSHALL is here to show us how it's really done, right kids? NO LEMON, so rated T for obvious discussion of sex.
Rated: T - English - Humor - Chapters: 1 - Words: 1,914 - Reviews: 2 - Favs: 1 - Follows: 1 - Published: 1/8 - Marshall Lee, Fionna
Emerald VS the 8 fragments (Harem Version) by Twilight Master Emerald reviews
(Co-op work, harem version, based off of Scott Pilgrim VS the world) What if Marceline and Bubblegum had a falling out of sorts thanks to a prank of Marceline's and shortly after she meets a new friend who would help her in many ways, enjoy what happens when the main OC (You know its Emerald by now people) fights 7 people for fragments and defends Marceline... enjoy.
Rated: M - English - Hurt/Comfort/Romance - Chapters: 2 - Words: 26,746 - Reviews: 4 - Favs: 4 - Follows: 4 - Updated: 1/6 - Published: 1/4 - Marceline A., OC
A Voice in the Dark by Shrill Barracuda reviews
I do not own Adventure Time or its characters
Rated: T - English - Romance/Hurt/Comfort - Chapters: 1 - Words: 815 - Reviews: 1 - Favs: 1 - Follows: 1 - Published: 1/6 - Finn, Jake, Marceline A., Flame Princess
Your Everyone's Problem by shadi.hussein.2004 reviews
What if Princess Bubblegum wrote a song as a response to Marceline's song I'm Just Your Problem
Rated: K - English - Hurt/Comfort/Friendship - Chapters: 1 - Words: 460 - Reviews: 1 - Favs: 1 - Published: 1/6 - Complete
What are you doing? by Nuclear Pigeon One reviews
Finn finds his pregnant wife Huntress Wizard doing something... not normal.
Rated: T - English - Humor/Romance - Chapters: 1 - Words: 1,246 - Reviews: 5 - Favs: 12 - Follows: 7 - Published: 12/29/2021 - Complete
Visceral by LordoftheWorms reviews
Marshall's darkest secret is that he really does need blood to survive, and PG has been enabling him for years, but there comes a time when enough is enough, and PG cannot keep enabling his friend. When I say M, I mean M. Trigger warnings for people uncomfortable with anatomy. Was going to keep on AO3 but what the hell. Still a happy story, just lots of blood and sex. srynotsry
Rated: M - English - Chapters: 16 - Words: 35,319 - Reviews: 2 - Favs: 2 - Follows: 4 - Updated: 12/29/2021 - Published: 10/7/2021 - Marshall Lee, Fionna, Prince B. Gumball - Complete
Adventure Time The Hard Easy Epilogue by shadi.hussein.2004 reviews
After saving the Village Of South Woobeewoo from the MegaFrog (AKA Prince Huge) Finn and Jake find themselves lost (Again) in the woods during the heavy fog. Luckily a friend comes to the rescue and finds them a place to rest for the night.
Rated: K - English - Humor/Friendship - Chapters: 1 - Words: 920 - Reviews: 1 - Published: 12/19/2021 - Finn, Jake, Marceline A. - Complete
Mi camino by SonUltra77
Después de derrotar todo el mal de OOO, Finn el humano pasa por muchos momentos difíciles que podrían cambiar su vida.
Rated: K - Spanish - Adventure/Drama - Chapters: 3 - Words: 2,048 - Favs: 1 - Follows: 2 - Updated: 12/19/2021 - Published: 1/15/2021 - Finn, Fionna
Finn the Red Rewrite by Atomsk the Pirate King reviews
A Co-Op Rewrite to my original story "Finn the Red" by TME and I.
Rated: M - English - Adventure/Romance - Chapters: 9 - Words: 175,287 - Reviews: 19 - Favs: 35 - Follows: 34 - Updated: 12/19/2021 - Published: 6/25/2019 - Finn, OC
Gods and Monarchs by SoundlessSinging reviews
Finn is dead. Princess Bubblegum attempts to reanimate Finn's body fearing that a new champion may not arise in time to defend her kingdom. Marceline, disgusted by what the princess is doing, feels wanderlust gnawing at her, but their millennia-long bond draws her to the candy despot. Scorned by an indecisive Marceline, Princess Bubblegum seeks to move on, but an old enemy arises.
Rated: M - English - Romance/Adventure - Chapters: 6 - Words: 10,542 - Reviews: 3 - Favs: 8 - Follows: 10 - Updated: 12/18/2021 - Published: 11/26/2021 - [Princess B. Bubblegum, Marceline A.] [Finn, Huntress Wizard]
Are you bored yet? by LittleStar7u7 reviews
"—¿No te has aburrido aún?" Una pregunta extraña viniendo de su mejor amiga. ¿Y realmente estaba aburrido de pasar tiempo con ella? No, era imposible aburrirse pasando tiempo con la reina vampiro. Después de todo, era la chica de sus sueños.
Rated: K - Spanish - Romance - Chapters: 1 - Words: 1,342 - Reviews: 2 - Favs: 2 - Published: 12/17/2021 - [Finn, Marceline A.] - Complete
No estés triste by FinnHDA45 reviews
Triste y desolado, Finn el humano medita sus acciones pasadas que está pagando al mismo tiempo recuerda su época al haber decidido convertirse en un héroe.
Rated: T - Spanish - Drama/Hurt/Comfort - Chapters: 1 - Words: 800 - Reviews: 1 - Favs: 1 - Follows: 1 - Published: 12/17/2021 - Finn, Fionna
What Do You Want From My World? by NightMeisterStein reviews
She woke up unable to remember what happened to her. Now that she walks the night, she's desperate for answers. Luckily for her, there are two heroines around that might be able to help her restore the pieces of her fragmented past and find out who is responsible for it.
Rated: T - English - Adventure/Hurt/Comfort - Chapters: 7 - Words: 5,411 - Reviews: 4 - Favs: 7 - Follows: 9 - Updated: 12/15/2021 - Published: 4/27/2020 - Marshall Lee, Fionna, Cake, OC
Whatever by Nuclear Pigeon One reviews
Early season PB is running experiments with Finn when she learns of the chilling woman he is recently chilling with. Another request.
Rated: M - English - Humor/Drama - Chapters: 1 - Words: 3,169 - Reviews: 3 - Favs: 5 - Follows: 5 - Published: 12/12/2021
As The World Caves In by LordoftheWorms
The Great Mushroom War almost obliterated the world. Almost. Now, a new and unavoidable apocalypse approaches them, and the whole world is about to go out with a BANG. Two immortal friends react in two different ways to the impending doom. Gumball tries desperately to stop it. Marshall tries desperately to say goodbye. 'It's you that I lie with as the atom bomb locks in'
Rated: K+ - English - Chapters: 6 - Words: 12,471 - Updated: 12/11/2021 - Published: 12/9/2021 - Complete
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