1The Flask of Wellness » by nultrak A sickness hits the Candy Kingdom, leaving its citizens and princess weak and possibly on the verge of death. It is up to Finn, Jake and Marceline to travel through a long and rough path and retrieve the Flask of Wellness to save their friends.
T, English, Adventure & Romance, chapters: 2, words: 3k+, favs: 2, follows: 3, 3/23, Finn, Jake, Marceline A.
76Adventure Time - Roxy the Human » by nene9131 A teenage girl with an unknown past falls into the land of Ooo literally. Now Finn is no longer the only human and now Finn and Jake have a new sister adventuring with them. Will she find out where she came from? What kind of adventures will she have? What friends will she find? Also who will she fall in love with? Roxy/?
T, English, Adventure & Romance, chapters: 32, words: 99k+, favs: 105, follows: 102, updated: 3/23 published: 3/30/2016, Finn, Jake, OC
1k+Family » by Major144 Simon gets the power of the crown, but he doesn't lose his sanity or Betty. The war happens and Simon and Betty find Marceline and raise her as their own. The new family face many difficult challenges. A story in which a hero will rise and help defeat a great evil in the distant future. A different Ooo will rise and take shape. Also there will be many crossovers.
T, English, Adventure & Family, chapters: 259, words: 777k+, favs: 215, follows: 197, updated: 3/22 published: 9/20/2014, Finn, Marceline A., Betty, Simon P.
8Romanos 13:10 » by Dichiro Después de despertar sin recuerdos, Marceline comienza a vivir bajo la protección del Padre Petrikov, sin embargo, su pasado no está dispuesto a dejarla huir tan fácilmente comenzando a ser una seria amenaza para su futuro.
T, Spanish, Family & Drama, chapters: 4, words: 14k+, favs: 4, follows: 4, updated: 3/22 published: 2/18, [Princess B. Bubblegum, Marceline A.]
21Insurrection » by 2091riveraisrael What would have happened if Finn went Rogue after the events of Red Throne, after being turned down multiple times by Flame Princess, what if he became the villain of Ooo that he swore to an Oath that he would never be. Can Princess Bubblegum, Flame Princess, Jake and Marceline to bring our Hero back or will he remain evil for ever?
T, English, Drama & Hurt/Comfort, chapters: 14, words: 70k+, favs: 16, follows: 21, updated: 3/19 published: 5/12/2017, Finn, Jake, Marceline A., Flame Princess
26La Realeza » by Sy atr Esta historia contiene material Omegaverse (Alpha - Omega - Beta) centrada en la pareja compuesta por Marceline y Dulce Princesa. Sinopsis adentro.
T, Spanish, Romance & Adventure, chapters: 8, words: 21k+, favs: 22, follows: 32, updated: 3/19 published: 1/3, [Marceline A., Princess B. Bubblegum]
36Había una vez algo llamado amor » by dark buterfly El vestido blanco, las flores, y la perfección en el aire, sin duda hoy era el día, en el que por fin culminaría el "y vivieron felices para siempre"...pero no hay príncipes ni princesas, llorar no traerá un hada y los ratones no confeccionaron ese vestido...nunca antes el amor verdadero pareció tan de cuento..."-como es el amor verdadero?-"/"-mejor te enseño-". (marcelee)
K+, Spanish, Romance & Humor, chapters: 13, words: 32k+, favs: 9, follows: 8, updated: 3/18 published: 8/6/2014, Marceline A., Marshall Lee
47Fionna IRL » by 2x the awesomes Fionna, a homeschooled teenager, is suddenly thrown into the world of Westridge High; a world ridden with teenage politics and rival gangs where no one is quite who they appear to be. *Currently being re-written*
T, English, Romance & Friendship, chapters: 17, words: 30k+, favs: 17, follows: 27, updated: 3/18 published: 8/16/2014, Marshall Lee, Fionna, Cake, Prince B. Gumball
Rekindlement » by priscillalongwood After forgiving Marshall for his last prank,life goes on for Fionna the Human. The duo's bond later gets stronger as they start having a relationship. But will jealous lover and dark secrets try and rip them apart?
T, English, Adventure & Romance, chapters: 2, words: 3k+, favs: 2, follows: 2, updated: 3/17 published: 3/9
3 Ostinato by CountingWithTurkeys You're not sure why she disappears every year, but that odd flutter in your chest knows you need to help.
K+, English, Romance & Hurt/Comfort, words: 6k+, favs: 6, follows: 3, 3/17, [Marceline A., Princess B. Bubblegum]
7New Adventures to Embark On » by the final soul 23 Finn wonders what to do, until he reads into his family history and discovers a secret about himself. He then becomes very different due to this secret. Finn X Marceline
T, English, Romance & Adventure, chapters: 3, words: 1k+, favs: 11, follows: 10, updated: 3/16 published: 7/31/2014, Finn, Marceline A.
7Adventures in Ooo » by grizztheviking Follow Finn, Jake, and friends as they go on different adventures in Ooo and beyond! Contains both overarching plots and one off chapters.
K+, English, Adventure & Friendship, chapters: 33, words: 83k+, favs: 6, follows: 6, updated: 3/13 published: 2/4/2017, Finn, Jake, Princess B. Bubblegum, OC
13See That? That's the Monkey's Paw » by Excalibent When Princess Bubblegum heard of Jake's interactions with Prismo, she went to make her own wish. The aftermath was much more terrible than she had predicted.
K+, English, Drama, chapters: 6, words: 3k+, favs: 12, follows: 13, updated: 3/13 published: 2/23/2014, Finn, Jake, Princess B. Bubblegum, Flame Princess
41Allegiance to The King » by Ready To Flyxxx Somewhat AU - Two Kingdoms are at odds, and with an impending war hanging over their citizens heads, well, things have never been quite so disorderly. It doesn't help that The Candy Kingdom's most prized knight, Fionna the Human, has been taken hostage. After waking up in the Vampire King's realm, the King himself has quite the offer for her.
T, English, Romance & Adventure, chapters: 16, words: 80k+, favs: 36, follows: 48, updated: 3/13 published: 12/8/2015, Marshall Lee, Fionna, Cake, Prince B. Gumball
5Essence » by GlitterMouth It's late - or early - and Bonnibel is ready to get to bed after quelling the latest disaster in the Candy Kingdom. But when she arrives in her room she finds one extra body in her bed than she had been expecting.
T, English, Family & Romance, chapters: 4, words: 5k+, favs: 4, follows: 5, updated: 3/12 published: 6/28/2016
311Absolutely » by Anonymouslee Ice King's fanfics are so bad, she just has to show him how it's done. So Marceline tells a story about a bad little boy in a made-up world - but then one night he shows up in hers. MarceLee, set after "Bad Little Boy". Sequel to Saudade. T for now
T, English, Friendship & Romance, chapters: 36, words: 125k+, favs: 170, follows: 182, updated: 3/10 published: 5/25/2013, Marceline A., Marshall Lee
11One More Time » by Saikunnnn Because of an encounter with Marshall, Gumball realizes that he has no self confidence and the ambition to fulfill himself, and is afraid to show his real self. Over various encounters with Marshall, he begins to believe in himself, and begins to develop feelings for Marshall. Will Gumball be able to get over Fionna and be with someone who likes him for him?
T, English, Romance & Adventure, chapters: 4, words: 5k+, favs: 21, follows: 36, updated: 3/8 published: 3/20/2013, Marshall Lee, Prince B. Gumball
The Frozen Election by GrayblesFicBR Between the dimensions of a future planet earth lies a question made by a girl named Fiona, she was listened a fan fiction created by a crazy cold lady called Ice queen, the fiction was about your gender swap Flyn the Human. The ice president was telling a story deeply philosophical to Flyn and jacques the raccoon and when ice queen finished their fic Fiona asked yourself "I wonder
K, English, Adventure & Fantasy, words: 773, 3/7
4Viajando al pasando » by Khanza Un giro de eventos hacen que la Dulce Princesa viaje en el tiempo, cuando aun se llevaba mal con Marceline y cuando Finn apenas comenzaba a ser héroe. Ahora como hará para volver a su tiempo sin cambiar la realidad?
K+, Spanish, Romance & Adventure, chapters: 2, words: 2k+, favs: 1, follows: 2, updated: 3/7 published: 12/8/2017
9Hora de aventura -Cosmos, la vida- » by cosmos.custos No poder entender las emociones o expresiones de los demás, por el motivo de que sólo estas hecho para hacer un sólo trabajo. Esta es la historia de Cosmos/Leo. Un ente creador el cual se le dio la tarea de convivir en un universo especifico para que pueda entender las emociones. ¿Qué clase de cosas pasaran en Ooo tras la llegada de él?, ¿cómo afectara a la historia?. Descúbranlo.
T, Spanish, Adventure & Romance, chapters: 21, words: 120k+, favs: 2, follows: 4, updated: 3/4 published: 10/17/2017, [OC, Princess B. Bubblegum] Finn, Marceline A.
1Finn the Human and The Thunder King » by BattlexJester Finn and Jake receive much needed help from and unexpected stranger. How will this newcomer effect our heroes and their world? What is there to know about him, and will they be ready for what looms over he horizon?
T, English, Adventure & Humor, chapters: 6, words: 10k+, favs: 1, follows: 1, updated: 3/3 published: 1/16/2015
32Agua, Fuego y Humano » by JuaXen Said 27 Phoebe, la princesa del reino del fuego; Charlotte semi princesa del oceano y Finn el chico humano enredados en una historia de celos, amor y diversion
T, Spanish, Humor & Romance, chapters: 11, words: 11k+, favs: 24, follows: 25, updated: 3/3 published: 5/20/2015, Finn, Flame Princess, OC
62 ¿Recuerdas? » by Yomi Lovesyuri Una serie de acontecimientos cambiarán la vida de Bonnibel Bubblegum, una brillante joven de 22 años, sobre todo la entrada de la atractiva Marceline Abadeer, con la que tiene un comienzo un tanto confuso ya que parece saber algo sobre Bonnibel que ella desconoce. ¿conseguirá recordar lo que una vez fue olvidado?
T, Spanish, Romance & Friendship, chapters: 20, words: 28k+, favs: 37, follows: 51, updated: 3/3 published: 8/24/2015, [Princess B. Bubblegum, Marceline A.]
The first step to a great adventure » by Asura Zeron When the Lich is accidentally brought to our world our protagonist bravely sacrifices himself to banish it... Only with some unintended consequences, now younger and stronger he(?) tries to find a way to stop the Lich permanently. Along the way he will meet up with the rest of the adventure time cast and learn that things are not what they seem in Ooo. (I TRIED OKAY)
T, English, Adventure & Fantasy, chapters: 4, words: 4k+, favs: 1, follows: 5, updated: 3/2 published: 1/22, The Lich, Huntress Wizard, OC, Jungle Princess
82Hora De Aventura: El Ultimo Héroe Del Linaje » by NeloMarkuz Finn el gran Héroe de Ooo y ultimo humano conocido, decide traicionar a sus amigos y escapar con un poderoso anillo pero ¿cuales serán sus verdaderas intenciones?
T, Spanish, Fantasy & Adventure, chapters: 28, words: 114k+, favs: 34, follows: 34, updated: 2/28 published: 11/2/2016, Finn, Fionna