With the newfound ability to command monsters through the Giga Battlenizer, he led a huge army of kaiju against the Land of Light, but was ultimately defeated by Ultraman King and imprisoned in what became the planet's moon. In exile, he encountered the powerful entity known as Reiblood, who corrupted him further with his Reionyx powers. Like Ultraman Zero, Belial was originally a young and powerful warrior who was banished from the Land of Light after attempting to steal the Plasma Spark.
The catchphrases for the movie are "Kaiser Belial descent. It serves as a sequel to Mega Monster Battle: Ultra Galaxy Legend The Movie.
"Ultraman Zero The Movie: Super Deciding Fight! The Belial Galactic Empire") is a 2010 Japanese superhero film in the Ultra Series to celebrate the franchise's 45th anniversary. Ultraman Zero THE MOVIE Super Decisive Battle! Belial Galactic Empire (ウルトラマンゼロ THE MOVIE 超決戦!ベリアル銀河帝国, Urutoraman Zero THE MOVIE: Chōkessen! Beriaru Ginga Teikoku, lit.Ultraman Zero THE MOVIE Super Decisive Battle! Belial Galactic Empire (en).dbr:Unmei_no_Shizuku_(Destiny's_Star)/Hoshizora_Keikaku.dbr:Ultra_Galaxy_Mega_Monster_Battle:_Never_Ending_Odyssey.wiki-commons:Special:FilePath/Ultra_Zero_Movie.jpg?width=300.It will also feature Ultraman Zero's ultimate form, Ultimate Zero, by using the Shield of Baradhi which becomes the Ultimate Aegis. The film will also feature a new version of Ultraman Belial called "Galactic Emperor Kaiser Belial".
Other characters include Run's brother Nao, portrayed by Tatsuomi Hamada and Princess Emerana of Planet Esmeralda, portrayed by actress Tao Tsuchiya. The lead character Run (who serves as Ultraman Zero's human form) is portrayed by Yu Koyanagi, the son of Bro.