The Celestial Citadel's descent shattered the last pretense of order in Eidolon City. As ten thousand seraphs spread across the sky in perfect military formation, the earth responded with violence of its own—chasms splitting open to disgorge armies of shadow and flame that had been marshaling in the depths for millennia.

The battle for the city began before the opposing forces even engaged each other directly.

Angels claimed the high ground—skyscrapers became fortified positions ...