Mortal Folly and Mortal Recoilanimated television series Adventure Time. "Mortal Folly" was written and storyboarded by Adam Muto and Rebecca Sugar, whereas "Mortal Recoil" was written and
Adventure Time season 2Adam Muto & Rebecca Sugar (storyboard artists) (May 2, 2011). "Mortal Folly". Adventure Time. Season 2. Episode 24. Cartoon Network. Leichliter, Larry (director);
List of Adventure Time characters(May 2, 2011). "Mortal Folly". Adventure Time. Season 2. Episode 25. Cartoon Network. Sava, Oliver (May 8, 2012). "'In Your Footsteps' | Adventure Time |
List of Adventure Time episodesfrom the Nightosphere", "Death in Bloom", "Mortal Folly", and "Mortal Recoil". This DVD is not a complete season three release, as it omits "The Creeps"
Finn the Humanancient undead king, in the second-season episodes "Mortal Folly / Mortal Recoil". The Lich returns in the fourth season finale "The Lich", and kills Billy