(What was once a peaceful day, turned into a waking nightmare. As multiple space kaijus descend down and wreck havoc. Alien spaceships fly over, firing and mind controlling some of the monsters of Earth. It seems like nobody is safe from this day forth... Until now. Defenders of Humanity, of Earth, and those from beyond the stars have arrived to defend the planet!)

First Stage: World Children's Fair

"Attention! The enemies have surround us! All units converge to eliminate the threat!"

A voice is heard from a siren in the "World Children's Fair" amusement park, that being used as a evacuation zone by the military. The enemy kaijus have appeared and are making their way to the evac zone. Duty calls now hero! We need you!

(Choose your monster to play as: Godzilla, Gamera, Kong, Ultraman, Mothra, Super Mechagodzilla, M.O.G.U.E.R.A Ultraseven, Zoffy, Ultraman Jack, Ultraman Ace, Ultraman Taro, Ultraman Tiga, Ultraman. Dyna, Ultraman Gaia, Mazinger Z, Great Mazinger, Grendizer Gipsy Danger, Anguirus, Rodan, and King Caesar)

(Single player or co-op?)