Hiss, hiss-
Heracles, who had lost all signs of life, stirred again. His dim crimson eyes suddenly blazed to life, and he unleashed another frenzied roar proclaiming his existence to the world. A savage, vicious aura erupted from his body.
"I..." Madara Uchiha flashed back more than ten meters. Watching Heracles regain the ability to move, his face darkened. He opened his mouth to say something, only to find himself speechless.
Madara Uchiha had worked out some of the abilities of Heracles's Twelve Labors. His teeth ground audibly as he stared fixedly at Heracles, who was roaring at the sky.
The shinobi world had no shortage of immortal monsters or secret techniques that granted immortality, but such beings were not invincible. All-powerful sealing jutsu could deal with these exploits.
Amaterasu-the black flames said to be impossible to extinguish-could be sealed away with Fire Sealing Method: Flame Seal.
The Uzumaki Clan's forbidden technique, Reaper Death Seal, had sealed the Yang Nine-Tails, Hashirama Senju, Tobirama Senju, Hiruzen Sarutobi, and Orochimaru's arms, trading one life for any number of others.
The Yin Seal stored the user's chakra, preserving youth and preventing aging. When released, it could instantly grant astonishing healing and self-regeneration abilities.
Then there was Chibaku Tensei, the ultimate sealing jutsu, which could create a moon and had sealed Kaguya Otsutsuki, the Progenitor of Chakra.
So immortality and the like were nothing special. Sealing jutsu was the shinobi world's biggest exploit.
A shadow crossed Madara Uchiha's eyes as he watched Heracles come back to life yet again. "An immortal body? In that case, I'll seal you with Chibaku Tensei!"
"Well, well. It's been a long time, Madara. You're looking rather pathetic these days. As your father, I must say I'm disappointed."
Just as he was about to unleash Chibaku Tensei, a familiar