The season has been met with largely positive critical reception. In June 2013, the series was nominated for "Best Animated Series" at the 2013 Critics' Choice Television Awards. At the 65th Primetime Emmy Awards, "Simon & Marcy", was nominated for a Primetime Emmy Award for Short-format Animation, and former character designer Andy Ristaino won an Emmy for "Outstanding Individual Achievement In Animation" for his character designs in the episode "Puhoy".
Part 2 of a three-part episode. Finn and Jake chase the Lich through a dimensional portal and meet a wishmaster. After the Lich wishes that humanity never existed, Finn wishes that the Lich never existed.
Finn and Jake chase the Lich through a dimensional portal and meet a wishmaster. After the Lich wishes that humanity never existed, Finn wishes that the Lich never existed.
A series of short stories all centered around a common theme, hosted by a mysterious man named Cuber from the future.
The guys' game of catch goes awry when their throwing disc is lodged in a large tree.
Finn receives a bag full of miniature versions of his friends.
Jake's a daddy, but being a father and keeping his rainicorn pups from killing themselves or each other is a lot harder than he imagined.
Finn creates an alter ego, Davey. Davey soon begins to take over, and Jake is forced into action to get his old friend back.
Ice King, NEPTR, Tree Trunks, Shelby, and Lemongrab are trapped inside a mysterious dungeon and must work together to free themselves.
Princess Bubblegum sends Finn and Jake to investigate a message of distress from the Earls of Lemongrab.
Finn's hat comes to life and becomes evil after it is touched by a wizard. Finn, Jake, and the wizard track the hat down, and manage to turn the hat good.
The princesses tire of Ice King’s crazy Fionna-and-Cake fan-fiction stories, so Marceline stops by the Ice Kingdom to show him how to properly write a story.
When Flame Princess begins to doubt her evilness, Finn insists she is not evil and takes her on a journey into a dungeon to help her sort out her thoughts.
Xergiok, the former Goblin king who was deposed by Finn and Jake claims to have turned over a new leaf.
A look at what Ice King and Marceline were like 996 years ago.
The Ice King creates a computer virus that will delete everyone in Ooo except for him and Princess Bubblegum. Finn and Jake hack into the universal source code to destroy the virus.
Finn dreams he is in a pillow world where he marries a pillow woman and has two children with her.
BMO makes his way home after being snatched by an eagle. On its way, BMO meets Bubble and a baby, and the three decide to journey home together.
Ice King gets super jealous when he finds out that he wasn't invited to the Princess Potluck.
Finn and Jake stumble across a horse named James Baxter who has the ability to make sad people feel better.
Finn and Jake make a bet to see who can not talk the longest, and the two use signs to communicate.
Peppermint Butler thinks that Bubblegum is working too hard in her lab, so he tries to get her a suitor.
After another one of his schemes fails, the Ice King decides to give up.
Jake Jr. gets involved with a group of troublemakers, and Jake is forced to reunite his old gang—which includes Tiffany who first appeared in the first season episode "My Two Favorite People"—to rescue his daughter.
A series of short stories with a common theme, hosted by a mysterious man named Cuber from the future. In this entry, Finn and Jake build a time machine. Meanwhile, Princess Bubblegum helps Cinnamon Bun overcome his fear of the dark.
Lumpy Space Princess is robbed, but before she is able to explain the details to Finn and Jake, she faints.
After Starchy comes down with a cold and needs a magic cure, Finn, Jake, and Princess Bubblegum disguise themselves as wizards and sneak into Wizard City.
Jake gets upset with the amount of times that Finn uses his body as a suit of armor, so he convinces Finn to trade places with him.
BMO accidentally deletes his core system files. Finn and Jake disguise themselves as MOs to infiltrate the MO factory and save BMO from a memory wipe.
Marceline is on a top-secret mission tracking Maja the Sky Witch. But when she loses the witch's trail, Marceline turns to Princess Bubblegum for help.
After Flame Princess battles Ice King, Finn has an exciting dream. But when it abruptly ends, Finn must get FP and IK to fight again to find out how it ends.
Finn, Jake and Princess Bubblegum discover a talented mutant named Lemonhope at The Pageant of Mutants. Now they must find a way to free him from the lemongrabs.
Princess Bubblegum subjects Flame Princess to a series of tests to gauge FP's fiery tendencies. But when there's an emergency at the treehouse, and PB leaves Cinnamon Bun to watch Flame Princess, her experiment might literally backfire in her face.
Jake crafts the most delicious sandwich ever, but when Magic Man steals it, Finn must defy the laws of space and time to win back Jake's creation.
When Finn starts sleepwalking and dreaming about the Green Lady he filed away in his memory vault, Jake and BMO help him tap into his repressed memories to uncover a secret past. Who is the Green Lady? And how is she connected to Finn?
Slime Princess needs a husband or else she'll lose the Slime Kingdom to her obnoxious sis. Finn steps in to save the day, but first they will need to win a series of Love Games to prove to Slime Princess's dad that they are really in love. This is definitely not what Finn signed up for!
All aboard! Finn and Jake discover a train where every car is a dungeon filled with a new foe for Finn to fight. Jake quickly gets bored and wants to leave, but Finn is having the best time and doesn't want to leave... ever!
Finn meets the Box Prince—a cat with a box on its back—and learns that the Box Kingdom has been taken over by an imposter. Finn must therefore help the real Box Prince reclaim the throne.
Finn, Jake and Marceline are trapped in an underground cavern with no red in sight. If Marceline doesn't feed, like ASAP, she will turn into a vampiric beast and suck out all of Jake's blood! So, Finn heads off to explore the cave and find something red to satiate her until they can be rescued. But time is running out!
Finn finds an old truck, and Jake calls Banana Man to help with the repairs. But when BMO stays up all night working on the truck, he hears on a spooky radio talk show that Princess Bubblegum is a reptilian replicant. Is it just another one of Starchy's crazy conspiracy theories, or a fact?
Tired of babysitting Ice King, Finn and Jake call up an old friend to hang out with their annoying houseguest.
Finn needs Lady Rainicorn's help to rescue Jake when he is kidnapped by Kee-Oth the Blood Demon.
Finn, Jake, and Princess Bubblegum are attacked by nasty goo monsters in the Desert of Wonders.
Root Beer Guy works a boring job during the day and tries to write mystery stories at night. But his life is about to change when he witnesses Finn and Jake kidnapping Princess Bubblegum! There's only one problem: no one believes Root Beer Guy...
Tree Trunks and Mr. Pig are celebrating the wedding of the year.
Finn and Jake decide it's time for Finn to get a new sword. Finn reluctantly buys a grass sword from a mysterious old man, but the sword turns out to be cursed! And unfortunately for our hero, all sales are final.
Finn practices his sword fighting skills at the candy junkyard, where he meets an old gumball robot named Rattleballs. To Finn's shock, he finds out he's not the master swordsman he thinks he is. What the what?! Finn begs Rattleballs to train him, but he soon discovers his mentor's deep, dark secret... a secret that will ultimately test Finn's loyalty to Princess Bubblegum.
When Flame King breaks out of his prison and takes over the Flame Kingdom again, Flame Princess turns to the one person she believes she can trust... Finn! But will Finn be able to put his feelings for Flame Princess aside long enough to help her reclaim her throne?
After a magic spell backfires, the Ice King reverts back to Simon, and seeks help from Finn, Jake, and Marceline in order to get Betty, his former fiancée, back.
Love is in the air when Lumpy Space Princess reconnects with an old classmate, but will her jealousy get in the way of finding true love?
Tired of all of Princess Bubblegum's talk about "responsibility," Lemonhope yearns for true freedom. So he sets off on the greatest adventure of his lemony life.
Though Lemonhope finds refuge from the desert with monster hunter Phlannel Boxingday, he might not be able to escape the ghosts of his past.