Avici Banquet, Following in His Footsteps!

"Netherworld Fire Release was once wielded in the living world by two generations of Uchiha clan leaders. Madara's father, Tajima, used it to perish together with the former Senju Clan leader, Butsuma Senju. Fugaku, a later Uchiha clan leader, also used it in his final moments to take his pursuers down with him... but their Netherworld Fire Release came at the cost of their lives."

"Now that you have learned Nether Sage Art, you can use Netherworld Fire Release without paying that price. All you need is one simple hand seal. I created this seal myself, and you can use it directly!"

Having finished speaking, Ubiji formed a seal Yu had never seen before.

Whoosh!

A sea of dark red fire swept across the plain without causing it any harm.

Ubiji said, "Netherworld Fire Release alone only damages souls. It does no harm to anything without a soul. But you can incorporate it into your own Fire Release sage arts to inflict both physical and spiritual damage. Simply form the seal I just taught you before your Fire Release hand seals."

Yu nodded and immediately put it into practice.

Sage Art: Netherworld Fire Release: Majestic Destroyer Flame!

Whoosh!

The sea of flames swept across the plain, burning it into scorched earth.

With a wave of Ubiji's hand, the scorched earth returned to its original state.

Then Yu fell into thought.

Ubiji smiled. "What are you thinking about?"

Yu said, "I was thinking that Amaterasu is the most destructive flame in the living world. If I combined Netherworld Fire Release with its flames, could it become a truly devastating weapon?"

Ubiji praised him. "A very clever idea. Amaterasu requires no hand seals. It would be easy enough to use Kagutsuchi to release and control Amaterasu in your palm, then blend in