"Boom—!"
It was like a waterfall plunging down.
From the shattered space, endless poison gas surged forth, crashing down upon the entire King's Chamber like an avalanche with terrifying force.
"Wh...!?"
Everyone present froze as they watched the immense mass of lethal poison gas pour down like an avalanche.
There were no ordinary people here to begin with. All of them were powerful Heroic Spirits residing upon the Throne of Heroes, their instincts far surpassing those of ordinary lifeforms, allowing them to clearly sense just how deadly that descending poison gas was.
Without exaggeration, the poison's lethal concentration had already reached a level that even Semiramis, known as the Oldest Poisoner, could not control.
And in Semiramis's memories, there was only one kind of poison so terrifying.
"Bašmu's Poison...!"
That was right.
It was Bašmu's Poison.
The deadly poison capable of killing even gods had completely occupied the battlefield where Bašmu stood after it entered its combat state. In the end, even space itself had been corroded by the poison, forcing Semiramis to isolate that section of space.
And now, that poison was pouring out from the shattered space.
What did that mean?
It meant the space Semiramis had isolated had been broken.
No.
More accurately, it had been killed.
Killed by the existence Semiramis had claimed to have slain within it.
Then, amid the poison gas cascading down like a waterfall, a cold blade flash suddenly appeared.
"Slash—!"
With a sound like cloth being torn apart, the terrifying poison gas was cleaved open by that frigid blade light. As though the waterfall itself had been severed, it was split in two before gradually dissipating.
Within the dispersing lethal poison gas, a figure slowly descended.
"Smack!"
Amid the clearly audible sound of landing, the Killer Demon holding the Moon Blade