Episodes: Series - Adventure Time with Finn & Jake S9 - 2017

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• episode #9
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• episode #14

Finn, Jake, and BMO confront a mystery power in their dreams while returning home from their sea-faring voyage.

Finn, Jake, and BMO come back to a significantly changed Ooo after their journey.

While Betty continues her search for Simon, the pals find out what occurred to the Land of Ooo.

Jake, Finn, and the Ice King invade the Ice World in an attempt to save Betty from the power-hungry villain who's responsible for the Land of Ooo's chaos.

Finn and Jake set out to be reunited with Betty and the Ice King after they get separated from them.

Finn and Jake travel to the Kingdom of Slime, in order to collect the four elemental gems and save Ooo.

Finn and LSP travel to the Fire Kingdom in search of the Flame Jewel after collecting the Slime Jewel.

Finn is consumed by fire after visiting the Fire Kingdom. Before he ruins the candy kingdom, LSP must rescue him.

LSP returns Ooo to its former state after Finn the human was rescued during a conflict between the Kingdoms of Candy and Fire.

Jake experiences personal changes after he becomes haunted by a strange dream he had with his brother Jermaine.

When BMO makes a surprise visit to Marceline, they start telling each other stories about previous adventures.

Ice King comes across a familiar figure while doing a reading of Fionna and Cake book.

Finn is led into a battle with an old nemesis while shielding the terrified Sweet P.

Finn and Fern's casual trip to some ancient sites turns into a nightmare.