A hand fiercely slammed down as the other flipped, taking out ten top-grade spirit stones from the Qiankun Ring.
A fourth-stage array could be driven by high-grade spirit stones, but if driven by top-grade spirit stones, its power could be fully unleashed.
Under such circumstances, Han Yi was no longer stingy with spending spirit stones, even willing to put in ten top-grade spirit stones at once.
When the top-grade spirit stones were inserted into the main array disc, Han Yi's main array disc suddenly shone brightly, this light even engulfed his cave dwelling, turning it into a sea of black lightning.
The forty-nine array flags within the sea of black lightning began to tremble.
In an instant, lightning flashed again, this time more fierce and faster.
Moreover, this time, the lightning was not limited within the cave dwelling; it rushed toward the newly opened entrance and quickly squeezed out.
At this moment.