C5042 Extinction
"Rumble …"
"Bam!"
As the black fog Doppelganger's right hand clenched into a fist, becoming solid, it fiercely smashed into the sea of thunder that shrouded the vast Void.
Immediately after, a loud bang sounded out, and the lightning sea formed by the Mental Lightning Technique dissipated. The figure of this heavenly ferocious beast disappeared