This kaiju is created by a young boy named Hiroshi Kashimada, and materializes by the power of the Red Sphere in a world where ULTRAMAN GAIA airs on TV. It attacks enemies by launching a beam from its mouth called the Cremate Beam.
The kaiju appears, driven by Hiroshi's desire to destroy the world, and begins attacking the city with its Cremate Beam. It destroys the Adventure, a dimension transporter piloted by Gamu Takayama, with the same beam.

Gamu transforms into Ultraman Gaia (V2) to fight it, With support from Sculla, the big-jaw sea monster, and Basiliss, the bone-winged super monster, who come out of its abdomen and back, it is able to drive Gaia (V2) into a corner. However, the tide turns when Tsutomu Niiboshi, a young boy gains the Red Sphere and wishes for help — Ultraman Tiga and Ultraman Dyna appear, shifting the battle in favor of the heroes.