With Grimmjow's successful Arrancar transformation, Mayuri Kurotsuchi and Seinosuke Yamada obtained even more experimental data and began working on transforming Vasto Lordes into Arrancar.
The site for the Hollow Kingdom's palace was also chosen near the Gobi Desert.
It was extremely far from Las Noches. Even if a Captain-class battle broke out, the other side would not detect the fluctuations in spiritual pressure.
The Adjuchas and Gillian from the Forest of Menos were all relocated there as well.
During this time, Su Feng redesigned the uniforms based on the original Las Noches style, making slight alterations to the details and changing the color to black.
The whole point was rebellion.
Naturally, this left a certain panther king extremely displeased. He felt the color did not suit his temperament.
Then, after getting thoroughly beaten up, he obediently accepted the arrangement and stopped raising any objections.
Su Feng handed the tailoring of the uniforms over to the Shino Academy Sewing Department, which specialized in noble attire within Soul Society.
As usual, the expenses were charged to the Kuchiki Family.
After extensive preparations, Tier Harribel and Nel's Arrancar transformations officially began.
The process was completely uneventful. They did not even let out a single scream.
With countless predecessors serving as examples, the two Hollows were exceptionally clear on the entire Arrancar transformation process.
As a fierce, tidal wave of spiritual pressure swept out, the entire laboratory was shrouded in that powerful oppression.
The Menos stared toward the laboratory with fear on their faces, their bodies trembling uncontrollably.
Before the transformation, they might still have had the right to look up at Vasto Lordes. But once a Vasto Lorde completed its Arrancar transformation, the gap would be stretched to an utterly exaggerated extent.
And it was not over yet.
After only a few minutes