Ultraman Zero: The Chronicle is a series that tells the story of Ultraman Zero's adventures. All episodes use footage from various Ultraman Zero films: Mega Monster Battle: Ultra Galaxy Legends The Movie, Ultra Galaxy Legend Gaiden: Ultraman Zero vs. Darklops Zero, Ultraman Zero The Movie: Super Deciding Fight! The Belial Galactic Empire, Ultraman Saga, Ultraman Zero Gaiden: Killer the Beatstar, and Ultraman Retsuden..