Ultraman Mebius amp Ultraman Brothers amp , Urutoraman Mebiusu ando Urutora Kydai? , lit. Ultraman Mebius amp Ultra Brothers , an Ultraman Mebius theatrical film adaptation and Kaiju film, was released in Japan on September 16, 2006. It is the 10th original film series in the Ultraman franchise, it also celebrates the 40th anniversary of the franchise. The movie peaked at 3rd in the Japanese box offices.
years later Yapool is risen from the sea again by alien allied forces, and Mebius must fight the aliens and Yapool. But when Mebius is about to lose, the Ultra brothers come to aid Mebius in his battle against Yapool and the Aliens...The setting of this movie takes place during the middle of the Mebius series. All members of Crew GUYS Japan are present in the movie, and Leo and 80 are not mentioned or shown. The actual placement of the movie in the order of the series is not explicitly given. The beginning of the movies events is presumed to take place after the 80 series. ........
Source: Wikipedia