Gubira(New Age of Monsters)

Gubira is a deep sea monster that first appeared in the two part season 4 episode, Zigra Strikes Back of Godzilla: New Age of Monsters.

Origin
Gubira comes from the Pacific Ocean.

History
Gubira was living peacefully in the sea until he was placed under Zigra's mind control and attack Tokyo and fights the Gammas who were bickering towards each other. After Zigra's death, Gubira was freed and gets taken to Monster Island.