Finn's wish to stop the evil Lich has massive cosmic consequences.
Following the unexpected consequences of Finn's cosmic wish it's up to the Jake – and his short attention span – to set things right.
Five more short stories with one connecting theme.
Having been magical shrunk to the size of a forest animal, Finn takes up a quest to climb a tree and retrieve his lost flying disc.
Finn receives a mysterious bag that contains what appears to be living toys of everyone he knows, which playing with has unexpected results.
Lady gives birth to a litter of puppies and Jake becomes an eager but frantic father.
Finn becomes Davey, an alter-ego, everyman in order to escape the attention of fame and becomes consumed by his new identity.
Ice King, Neptr, Tree Trunks, Shelby and Lemongrab wake up in a dungeon and must work together to escape.
Lemongrab sends a distress message to the Candy Kingdom which Finn and Jake respond to.
Finn's hat comes to life.
A return to the gender-swapped world with Fionna and Cake and Marshall Lee the Vampire King.
Finn and Flame Princess explore a dungeon together.
Finn and Jake get lost in the badlands and are saved by Xergiok, ex-Goblin King who now lives in cave. A look at what Ice King and Marceline were like 996 years ago.
Marceline tells Finn and Jake about her and Ice King's past, 996 years ago.
Ice King creates a computer virus to delete everybody except him and Princess Bubblegum. Stuck inside the treehouse during a sword storm, Jake builds a pillow fort while Finn goes to a different world.
Depressed by his feelings with Flame Princess, Finn enters a pillow fort where he enters a new world and makes a new life for himself.
BMO gets snatched away by a giant eagle and must find his way home.
Ice King does everything possible to ruin a princess potluck he believes he didn't get invited to.
Finn and Jake meet a horse with the power to make sad people happy.
Finn and Jake hold a contest to see who can last longer without talking.
Peppermint Butler thinks Princess Bubblegum is spending too much time in her lab and decides she needs a suitor.
After becoming tired of always losing to Finn and Jake and failing to win Princess Bubblegum's love, Ice King decides to throw in the towel.
Jake Jr. gets mixed up with some bad eggs, and Jake reunites with his old gang to save her.
Five short stories, some involving Finn and Jake building a time machine.
Lumpy Space Princess is robbed and faints before she can tell Finn and Jake who robbed her.
Princess Bubblegum believes magic is nothing but a bunch of hooey until Starchy gets sick.
Jake is sick and tired of Finn using his body as a suit of armor.
Finn and Jake disguise themselves as MOs in order to infiltrate the MO factory.
Princess Bubblegum and Marceline team up to reclaim lost property.
After Flame Princess battles Ice King, Finn has an exciting dream.
Finn and Princess Bubblegum discover a talented lemon citizen named Lemonhope while on a diplomatic trip to Castle Lemongrab; also, something strange is happening to the Earls of Lemongrab, leading to their society crumbling.
Princess Bubblegum subjects Flame Princess to a series of tests to gauge Fire Princess' fiery tendencies.
Jake crafts the most delicious sandwich ever.
Jake and BMO help Finn tap into his repressed memories to uncover a secret past.
Slime Princess needs a husband or else she'll lose the Slime Kingdom to her obnoxious sister.
Finn and Jake discover a train where every car is a dungeon filled with a new foe for Finn to fight.
Finn meets the Box Prince (a cat with a box on its back) and discovers the Box Kingdom has been taken over by an impostor.
Finn, Jake and Marceline become trapped underground. Starving for anything red Marceline begins to loose control and turns her eyes to Finn and Jake's blood.
Finn and Jake find a broken down pick up truck and enlist the help of BMO and Banana Man to fix it.
Sick and tired of babysitting Ice King while the Ice Kingdom is being rebuilt, Finn and Jake call up an old friend to hang out with their annoying houseguest: Abracadaniel. But when Ice King and his new BFF accidentally unleash the demon Kee-Oth, Finn and Jake have to clean up their mess.
Kee-Oth the Blood Demon has kidnapped Jake, taken him back to his dimension and thrown him in a pit. If Finn wants to rescue his friend, he's going to need Lady Rainicorn's help… and a videotape that will reveal how to open the portal to Kee-Oth's messed-up dimension.
Finn and Jake accompany Princess Bubblegum on her study of the Desert of Wonders. However, they are soon attacked by goo monsters, and Finn and Jake think that Bubblegum's robot helper James is to blame.
Root beer guy must put aside his common everyday life to search for the truth behind the murders, lies, and deceit in the Candy Kingdom.
Tree Trunks and Mr. Pig are getting married.
Finn gets a new sword.
Jake meets an old robot in the junkyard who promises to make Jake into a master swordsman.
The Fire King and Don John the Flame Lord take over the Fire Kingdom. Now Flame Princess must use Finn's and Cinnamon Bun's help to get it back.
The Ice King looses his powers, reverts to his old human-self and begins to wither away after a thousand years of life.
Finn meets Billy's ex-girlfriend, Canyon, who finds Billy's bucket list. Finn vows to complete it for his late hero.