There was a second, far more subtle reason this redeployment was even possible.
The vast majority of the outer perimeter was not facing the suffocating volume of Platinum mutants that Taro's sector was currently enduring. The flanks were only dealing with sporadic, isolated Platinums mixed into seas of some Golds with mostly silver fodder.
They were nuisance attacks, scattered pressure points designed solely to break Ren's towers and paralyze the Vanguard and prevent the commanders from grouping up.
The defensive grid was holding entirely because the sister cities now boasted a massive, highly competent middle class of high-tier Gold Tamers. These young soldiers were holding the line using the exact same optimized cultivation methods Ren had freely donated to the public and all other academies years ago. The seeds of his generosity had finally blossomed into an army capable of surviving this level of enemy.
