Disenchantment Untold Tales Cover.
Disenchantment: Untold Tales is the first book/comic released for the series. It was initially released at Comic-Con but has now been further released to various stores. Matt Groening described the book as stuff we couldn't fit into the show.
The story of the book links in with the story from Swamp And Circumstance of the TV show and shows the consequences of Princess Bean destroying the alliance with Queen Dagmar.