When realty TV host Carlos Kurozaki breaks into a mysterious underground pyramid for a television event, he removes a special gem. . . and unwittingly releases a diabolical monster called Zaigorg! The evil creature wants Kurozaki's gem, so it spawns an army of giant kaijus to get it! It's up to the famous superheroes Ultraman X, Ultraman Tiga, and the one and only original Ultraman to stop the worldwide monster war!

• Tsuburaya Productions
• Kensuke Takahashi
• Akane Sakanoue
• Yoshihiko Hosoda
• Ukyo Matsumoto
• Hayato Harada
• Haruka Momokawa
• Chiaki Seshimo
• Sarara Tsukifune