And this had all started long before the battle began.
Under Minato's arrangements, Snake Sannin No. 4 had already taken the [Giant Tenseigan] and hidden beneath the battlefield, inside the hollow moon.
There, he had quietly begun activating it and building up its power.
This was one of the reasons they had chosen the moon as their battlefield, and one of the reasons Konoha's side wanted to trap Isshiki inside the barrier.
They wanted to limit the area affected when the Giant Tenseigan unleashed its power as much as possible, while boosting its destructive force within the barrier!
This was also why Minato and Obito had stayed inside the barrier to fight Ōtsutsuki Isshiki.
First, they needed to buy the Giant Tenseigan time to charge.
Second, unless they deliberately kept Isshiki inside the barrier, the Giant Tenseigan wouldn't be able to unleash its full destructive power.
They had used Obito as a "juicy bait" to keep Isshiki occupied. Minato had lowered Isshiki's guard with attacks that seemed less than serious, and finally, the [Giant Tenseigan] would deliver the killing blow!
This was Plan B, prepared by Konoha's side.
And now, it was clear that Minato and the others had succeeded.
To get his hands on Obito, Isshiki really had stayed inside the barrier, desperately fighting both Obito and Minato.
He hadn't noticed Konoha's trap until the very last moment.
If he'd been a little calmer, or if Minato had attacked a little less frequently, he might have sensed the source of the Giant Tenseigan's chakra building beneath the rock.
Too bad.
There were no what-ifs in this world...
At that moment, an incomparable dark-purple pillar of annihilating light shot up from below, instantly swallowing all the space within the barrier!
Its power and scale far surpassed the earlier beam from