Lumi didn't even have to say anything.
Despite the Elite Guard's dismissal of the noise, it only became louder. Every second the sound became unbearable. Like having your ear inside a jet engine, it was a rumble and roar of such catastrophic proportions that one's mind began to unravel.
[HP -33]
Lumi screamed as blood poured from his ears, the sound doing actual physical damage to everyone around. But even through the agony, he could see what was happening.
The corrupted glacier was coming apart.
All at once. Tens of thousands of tons of ice exploded outward in every direction, revealing the massive chamber that had been hidden within. And from that chamber, a pillar of pure energy erupted skyward with the force of a divine judgment.
For the first time, the creature showed fear. It raised its sword in defiance, yet all of a sudden, without anyone, not even the Elite Guard being able to react…
