```
After about five or six seconds of sustained attack,
Earl Yury began to realize... that throwing swords was meaningless for breaking the Frost Tower.
So they no longer created slender swords from their sides—instead, they conjured heavy anchors, sledgehammers, battle-axes, and giant spears resembling flathead screwdrivers.
Above the Frost Tower, thick and dense black fire rained down like a torrential downpour. It seeped into the Frost Tower from the gaps at the top and the cracks made by the collision.
After about three or four seconds,
next to the black fire, several spheres with white backgrounds and golden honeycomb grids reappeared.
They shed their casings in the blink of an eye, turning into balls of fire.
The moment they were created, the balls of fire detonated the black fire—
The viscous light of the fire followed the black fire into the interior of the Frost Tower. The semi-transparent inside of the tower suddenly brightened.
However, at that instant,
