Finn and Flame Princess sees each other after three years. And things are heating up! Cameos galore! Gonna have to spoil this bit: Pairing - Finn, Flame Princess, Marceline, Jungle Princess

Finn always knew life had its ups and downs, but he had learned quick that the key to happiness lay in getting up again. Marceline had been smacked down so many times, down became a kind of up in itself. Two fates, the last products of a wonderous bygone age, battle together for a reimagined destiny in the Land of Ooo. AT takes to the stars in an epic sci-fi shakeup.

Finn and Jake must leave everything behind for an unknown amount of time as they embark on their most dangerous and arduous quest. Back in OOO, the saying "Time apart, makes the heart grow fonder" applies to a certain Fire being, who begins to break her own laws for personal reasons. Watch as the quest unravels into a dangerous game of deception and world destruction. (Flinn)

For some unknown reason, the population of Ooo is beginning to blossom uncontrollably as five new characters enter their world. Sequel to Transcendence and After Dark!

Now 17, Finn the Human has become a mature hero of Ooo. However, repressed feelings for Flame Princess are desperately trying to tear him apart, and the fiery girl knows his pain. As an ancient evil rises to consume all existence, a final chance will present itself to Finn and his friends to not only stop the madness but finally unite a couple struggling for each other's love.

A story of a lot one-shots about Finn and tier-fifteen with a lot of adventure time girls. Warning : Smut will be inside. occasionally family, drama, adventure, horror, dark theme, and many more themes inside. (Do not own Adventure Time)

Hello there! My Name Is Jay, And This Is A Fanfic. But You See, This Is A Very Special Fanfiction. This One Includes: Twerking, Ice-Cream Addictions, My OC's, And Dares! Dares From You, The Reader. We Also Accept Truths, But Be Warned. What You're About To Read.. Makes No Sense Whatsoever. (Cover Image Is Lame, But It's What Some Of My OC's Look Like) :P

Trust has returned to the once passionate couple of Ooo. Sadly though, emotions have stirred that have driven Finn away from the fire elemental he still cares for deep in his heart. Both teens seek out a friend to replace the void in their cores, but what shall transpire when their new companions not only have a past together but just manage to remind the two of each other?

Darren the Madman is sent into OOO. Read and find out how he is sent there, and how he tries to find his way back home, and what troubles he brings towards the group and all of OOO with his presence. Violence, blood, smut scenes, killings and swearing shall occur, as well as exploiting a bit about Darren for the fun of it.

It's the first day of school, and Finn is already late. Who knew being late meant almost getting ran over by a motorcycle, and having to chase after it only to end up at school anyway? Finn didn't. And now he wants nothing to do with this strange motorcycle person. At least, for now. "We don't meet people by accident. They are meant to cross our path for a reason." High school AU.

Simon has been brought back and Marceline has trapped not only herself but others in a web of lies. Will she tell the truth before everything is ruined? Will I ever make a decent summery? Find out in Cold Empty Throne! constructive criticism is welcomed and appreciated.

A 19-year old Finn wants to prove to Marceline that he isn't a weenie or a goody-two shoes and that he can be a bad boy. So he decides to turn himself into a vampire to do it. Will this pay off? Will Finn prove himself that he really can be bad? Additional side stories containing Fiolee, TidalFlame, and BurningWaves. I call them: Inter-Elemental Double Date and Nightosphere Battle

Finn has been hurt by Bubblegum for the last time. After deciding to leave things people and feelings change. people await his return but no one knows when he will return but when he does, everyone is shocked.

After Marceline's actions, she has been cast away to the Candy dungeons, in wait for her execution. Meanwhile evil festers within Finn, growing even more powerful and starting to take him over, and no one else knows this but Marcy. Will Marceline escape her fate, and will Finn be able to battle his cracking unstable mind before he hurts someone close to him. Rated M just incase.

After four years of ruling the Fire Kingdom, Flame Princess wishes to establish a better relationship with her neighboring kingdoms. When she accepts the help of a righteous, young hero as her bodyguard will things get complicated? And what of the uptight Fire Elemental Knight who wishes to be with her as well? FPxFinn

Secret agents and co-partners, Finn and Fionna, have been trained in the arts of the agency since they were very young. Being more skilled than the majority of the agency despite their ages, they believe they deserve a Top Secret Mission by now. Little did they know that they had obtained one of the hardest missions of all: Capturing the Duo of Thieves. AKA The Abadeer Twins. AU

A girl names Marceline attends The New Boarding School of Ooo, an Aaa. Along the way she makes new friends, makes an enemy, sees her ex-boyfriend,and possibly makes a new boyfriend who becomes not only her savior but also her true love. Read to find out what happens along the way. (Rated: T for cussing.)

After an event with Flame Princess that results in her death, Finn is so devastated that he hits a point of depression he's never hit before. Finn has lost sight of what made him want to live and it is up to his friends to show him once again.

Adventuring alone, Finn stumbles into a pool and finds himself in the land of Aaa. From there he meets Fionna, a human much like himself. What will this tale of romance hold for the both of them? No flames. don't like, don't read.

Finns had enough his love interests have pushed him over the edge for the last time. With Bmo at his side Finn leaves on a journey. With no point to look for he lets instinct drive him and lets time slip by him. *The Sequel is up now check our profile to find it*.

Marceline is back together with Ash, as she looks outside the window to see Finn, to find him bloody and beaten. Why is Marceline with Ash? Why is Finn jacked up? Read and find out. FINNCELINE duh. (Don't own Adventure Time nor the Picture).

After Going on an quest for PB, Finn and Marceline are stuck in a cave. After being trapped with the Vampire Queen feelings start to arise. However Finn starts to question if these new feelings are real. This is a romance story between Finn and Marceline.

As Finn comes to terms with being single again, a chance event leads him face-first into Fionna, and his life in Ooo is forever changed. (AU Finn/FP breakup)

At the turning of Flame Queen's 18th birthday, she attends a hearing for her subjects who unlike her, are starving from the lack of coal in the land. She brushes off this problem, but is met by a furious Marceline, angry at the Queen's abusive rule who burned all the land of Ooo to nothing in her few year absence. Harsh words fly and in no time, an inferno begins.

Near Miami Beach, Florida. Finn and the rest of the adventure time crew solve unbelievable, stunning, dangerous crimes. Don't own adventure time. This is like CSI Or Hawaii 5'O... S1-Complete S2- Incomplete: NO CONTINUATION ANYMORE!

Set after Earth and Water. Ever since the new Flame Queen enacted the law of total honesty, she has been very busy with her citizens. Even with Finn's help, she remains occupied with her duties. With time almost running out for them, will they still find a way to restore their relationship?

A sequal to An End to the Icy Madness. Simon is back to being sane. One day in the Libary he stumbles across the diary of his old fiancée Betty. Simon reads it and becomes depress. He wants to make amends and apologize for what he did many years ago when he first came in contact with the crown. Marceline, Finn, and Jake decide to take Simon to The Land of the Dead to make peace.

My first story. An AU work. Marceline buys Finn as a slave at a young age, not completely sure of her motivation. How will Finn's twisted psyche develop as Marceline molds him into her perfect servant. Rated M for suggestive themes (possible lemon later), and likely violence.

On a hot summer day in Ooo, everyone's heading to the beach! Sand castles, swimming, posers, bikinis (wait, what!) and more! Rated T for slight Finn hormones (not too dirty). R&R requested!

I'm bad at summaries guys, so basicaly Fionna moves into a small town with all the characters from Ooo and Aaa. Enjoy!

Sequel to Heartbroken to Heartless, Finn and Marceline are now married and after awhile gave birth to Jay. As they spend their time as a family. A new enemy emerges and wants to destroy them all. Not just that, but an old face returns from the grave. What will this event hold for them all? No flames don't like don't read.

Same routine people. Make your way through five little tales of thankfulness and appreciation as you see Finn and his friends prepare for a wondrous celebration that Marceline thought should be brought back from ancient history. And keep a sharp eye out for the theme!

Finn turned 17 and hit the puberty; he started thinking again about girls. Jake is trying to help Finn to choose someone who will be good for Finn. Who will it be? A little spoiler - Finnceline! Rated M in case.

SEQUEL TO "ICE KINGS ACCIDENTAL WISH" It's been four months since Finn got the news that he will be a father, how will he handle it, and what chaos would come from this. (Picture not mine, nor AT, those go to the rightful owners.) Pairings: Finn X Flame Princess, Bubblegum, Marceline, and Fionna. (Slight smut, family moments, and drug use will be displayed.)

Marceline tricks Finn into traveling to the past, with unexpected consequences!. I do not own Adventure Time. We reserve the rights to Cartoonnetwork

3 years after Finn defeated the evil candy prince and has restored the candy kingdom in his people's image. He is happily married to Fionna and live in there castle with there adorable daughter Lena. But what happens once he gets a mysterious box from a man in his sleep? c: Read and find out

A few days ago Princess Bubblegum stumbled upon a new discovery, an extremely dangerous yet captivating force of nature. It began with a pestilent stench that engulfed the area, sulfur. Death and desolation spread across the polluted meadow. A dormant volcano had awakened in the bowels of the earth, and it was Flame Princess' job to stop it. –One-Shot–

Story is in English, despite the title. When a cloaked figure helps the hero, what will happen when the hero returns? Sequel to More than Human. M rated do to: Suicide, Violence, and this time for sure Lemon. Highly recommend to read More than Human. Chapter updates every week, maybe twice a week.

Finn, being 22 years old in this story, has defeated the Lich at the loss of his lover, Flame Princess and a few others. Finn finds a new love, Marceline and they enjoy their life together until they find out that an evil is brewing in the mountains of the Bad Lands. Can get pretty LEMON-ish.

Finn has returned after 10 years mauled, mutilated, and tormented. Marceline and Bubblegum question why he is back only to infer that they may be dealing with a force greater than anything they have ever faced before.

Finn Mertens lives for the sake of his family. He always tries his best to be a good boy and help his father bring some bread home. However, his life won't be as easy as it seems. A series of events could lead him to become either his town's greatest hero or villain. It all starts with a ruthless gang, a messy red-haired girl and a mule. -–Updated Chapters & Mini Side-Stories–-