Arthur wore two foam earplugs and showed his brother a thumbs-up. Then, he summoned his shield, which now possessed two gemstones installed on it.
The black one was in the center, and a small vermilion one was at the top edge, installed in an empty socket.
No hesitation, he smashed his shield against the ground and activated his new ultimate ability.
"Heaven's Breaker Arts: The Last Bulwark!"
The ground shook around the Larson Brothers and the rushing nightcrawlers from every direction. Just as they were merely ten meters away from them, a giant crystallized vermilion fortress emerged around Levi and Arthur!
It was shaped as an octagonal cage with crystallized vermilion walls reaching up to four meters, with a width of half a meter.
Besides the front gate being left wide open under Levi's request, the rest of the fortress was sealed shut, the wall extending underground, too!
Thud! Thud! Thud!...
