Mt. Fuji Threatens To Erupt After Hundreds Of Years Of Dormancy Special Tactical Team Assignments To Investigat The Danger But They Are Fails To Get Citizens To Take The Danger Seriously Increased Volcanic Activity Causes A Huge Boulder To Be Expelled From The Bottom Of Lake Yoshino And Awaken Kaiju Called Gorgos After Seeing News Mikey Is Transform Into Ultraman Rainbow Go To Fight Against Gorgos So He Is Use Rainbow Shot To Defeat Gorgos But Gorgos Regenerate Then He Is Wear Armor And Use Ice Beam And Frost Slash But Gorgos Regenerate And Use Hot Steam Energy From His Mouth So Ultraman Rainbow Armor Absorb Attack Then Ultraman Rainbow Release Steam Color Cube From His Forehead Crystal And Replace Ice Cube On Blade With New Cube So He Is Use A New Technique Called Steam Shot From Blade To Defeat Gorgos
