Through Konoha's intelligence division, Ying Yue learned that A, the Third Raikage of Kumogakure, was gathering a massive army and preparing to launch a full-scale assault on Konoha. Time was running out.
Ying Yue reacted at once. While ordering all sides in Konoha to prepare for battle, he decided to personally head to the front lines to face the coming fight.
To ensure victory, Ying Yue thought of inviting a powerful ally to fight alongside him. He chose Jiraiya as his partner for this mission.
At that moment, Jiraiya was discussing the devastating power of the Tailed Beast Ball with his disciple, Namikaze Minato.
Ever since witnessing the astonishing might of the Four-Tails' and Five-Tails' Tailed Beast Balls during their battle against Iwagakure, they had begun considering whether chakra could be used to develop a similar ninjutsu.
Both Namikaze Minato and Jiraiya were deeply curious about how Tailed Beast Balls were condensed. They believed that if they could imitate that power and turn it into a ninjutsu usable by Konoha's shinobi, it would undoubtedly prove immensely valuable on the battlefield.
When Ying Yue entered, he saw Jiraiya and Namikaze Minato working hard to condense chakra into a spherical form.
The chakra sphere in Jiraiya's hand was extremely unstable, its light flickering as though it might explode at any moment.
Just as the chakra was about to spiral out of control, Jiraiya quickly flung it into the distance, where it exploded and blasted a huge crater into an open patch of ground.
Namikaze Minato was trying as well, but he faced the same problem of being unable to control the chakra sphere. In the end, he had no choice but to hurl it far away, creating another explosion crater.
Seeing Ying Yue arrive, Jiraiya and Namikaze Minato felt great respect for