One Piece: I, Godzilla!

In the Great Pirate Era, mighty figures rise to prominence.

The Four Emperors, the Seven Warlords of the Sea, the Revolutionary Army-these seemingly formidable powers are nothing but posturing clowns to Imu, who sits upon the throne and commands the Marines, the World Government, the Five Elders, and the God's Knights.

Except for Joy Boy, who appeared eight hundred years ago.

"I am Imu! I fear no one!"

"You're right, but this is Godzilla: a Titan standing 108.2 meters tall, with a tail 167.75 meters long and a weight of 90,000 metric tons. He has extraordinary senses, a powerful body, resistance to extreme temperatures-and he's amphibious, too. He can absorb nuclear energy to grow stronger, and his atomic breath can blast straight through the Earth's core. Once he enters Burning Godzilla mode-AAAAAAAH!!!"