If you were thinking of a character made of paper, you might be looking for . However, that episode actually appears in Season 3, Episode 22 , where Finn and Jake protect a race of paper people living in the library.
Official and fan-made printable paper crafts were released alongside the Season 5 home media launch. These allow you to build 3D models of characters and locations. Adventure Time - Season 5
: An emotional deep dive into the post-apocalyptic origins of the Ice King and Marceline. If you were thinking of a character made
If you are looking for "paper" related to this season, here are the most likely things you need: 🛠️ Adventure Time Paper Crafts Adventure Time - Season 5