```
The entire skeleton of the Bone Dragon, instantaneously disintegrated by the explosion, sprayed bits of bone everywhere.
This once more drained one-third of the gathered death energy.
The two massive explosions, had blown up over two hundred Spectral Dragon Lord Bosses, but before the Legendary Boss hiding in the laboratory could breathe a sigh of relief, more Spectral Dragon Lord Bosses burst into his territory once again.
Zi Liyuan, who was hiding at a distance, quietly took out a few scrolls, aiming at the direction of the laboratory.
Then, after hearing three loud explosion sounds and feeling a significant part of the death energy at the laboratory dissipate, he didn't hesitate to activate the scrolls in his hands, tearing them open.
Instantly, a mass of purple clouds gathered above the laboratory in one second.
The next second, with a flash of lightning, purple bolts descended from the sky, striking the laboratory accurately.
