C145 Heavenly Venation Stone
Feng Yimo was clueless about the seabed crevice and its perils, but Black Star's mention that even their eldest brother dared not venture there was enough to confirm its extreme danger. In his half-transformed state, Black Star was discernible to Yimo as a Fourth Level Middle Rank Sea Demon through the Qi Watching Technique, comparable to a human at the Nascent Infant Late Period stage