5. The Enchiridion! Apr 2026

: During the chaos, Finn accidentally attacks the Keyper , who happened to be dressed in devil pajamas. The Book: Lore and Importance

The book's legacy extends to the video game Adventure Time: Pirates of the Enchiridion , where the Land of Ooo has been flooded, and Finn and Jake must use their heroic skills to save the waterlogged world. 5. The Enchiridion!

: The book was eventually turned to stone and destroyed by Finn to prevent the Lich from accessing the multiverse. Ironically, this act of destruction actually created the portal the Lich sought. : During the chaos, Finn accidentally attacks the

: It is revealed later in the series that the book contains the power to tear open portals between dimensions in the multiverse. Ironically, this act of destruction actually created the

: In a famous scene, Finn is asked to slay a harmless, "neutral" ant to prove his cold-bloodedness. He refuses, instead kicking the skeleton guardian in the groin to protect the innocent creature.

: Finn is instructed to slay a beast described as "completely evil." While he initially expresses willingness to slay anything evil, he ultimately succeeds by sticking to his righteous principles.