Ultraman Mebius is joined once again by Ultraman, Ultra Seven, Ultraman Jack, and Ultraman Ace, as well as three later Ultramen (Tiga, Dyna, and Gaia) to fight more powerful versions of familiar ...

As humanity begins migrating beyond Earth, a new Ultraman named Dyna arrives and bonds with defense organization GUTS' newest recruit, Shin Asuka, to protect a colony on Mars.