The show. Adventure Time is a TV show about a warrior boy and his "magical" dog. Characters Finn Jake Princess Bubblegum Ice King Trivia The Mayor once banned it. Gwonam invented the idea in 1985, being one step ahead of the game. Retrieved from "https://king-harkinian.fandom.com/wiki/Adventure_Time?oldid=31848" Categories: TV Shows Cartoon Network Nickelodeon TV Shows that Were Moved From Their Original Channel Magic Community content is available under CC-BY-SA unless otherwise noted.