C4538 Wild Thundergod Dragon Seal

His feet and forelimbs grew to a size of a hundred yards, and he had two enormous dragon tails, which swung behind his back with such blinding light that it was impossible to keep one's eyes open.

"Berserk Technique, 6th level - Heaven and Earth Change!"

The Ancestor unleashed a berserk technique. Terrifying hurricanes erupted from his body