Saleen allowed the parts that grew out from Sky City's mechanical core to be incorporated into the appearance of the metal tower, completely covering the six uppermost floors of the Magical Element Tower. The metal towers could grow up the exterior of the Magical Element Tower or contract back inside, which made it seem as if the Magical Element Tower's peak had gained a giant mechanical gear.
A large portion of the mechanical core's power had been absorbed by Jason, meaning Saleen controlled the 17th floor and above, and the 16 floors below were all controlled by Jason.
The master and disciple pair, based on their own individual concepts, turned the parts that grew out of the mechanical core into two different strange forms.