Dark Gremlins
Bang! The cliff where the cave was located had shaken intensely when the huge grotesque figure of the Nightmare Class beast collided onto it.
Fortunately, Yman and Cinder were able to enter the cave at the right time.
If not because of the leech clinging behind him, he was certain to lose its tail easily, though it was a different story if the monster was fully awake.
He even heard before that a Nightmare Class monster could dissipate a mountain.
Not even a Rank S Seeker would wish to fight it alone.
The good thing about them was, they were not easy to wake up. As long as they could not feel a danger to themselve. Even if they were hit by heavy objects.
However, Sistela said that it was in a half-wake state.
After going inside, *Woosh~~ woosh~~*