Vault of Bones is the 12th episode of Season 5 and the 116th of Adventure Time. It aired February 25, 2013. Synopsis Finn takes Flame Princess to a dungeon and shows her how to venture in it. But, Flame Princess may have a different way. Plot Retrieved from "https://adventuretimesuperfans.fandom.com/wiki/Vault_of_Bones?oldid=32768" Categories: Episodes Season 5 Episodes focusing on Flame Princess Episodes focusing on Finn Community content is available under CC-BY-SA unless otherwise noted.