"However, as the competition between the two races became increasingly intense and their conflicts became more apparent, they shifted from public activities to underground operations. Eventually, they became more secretive, somewhat resembling some of the assassin organizations in the Lower Realm, making a living through commissioned assassinations and selling intelligence."
"They disappeared after the Heavenly Palace fell into the Chaotic Void. Have they now re-emerged?"
Master Sun nodded, then asked another question, "Do they really possess the God-slaying Immortal Tools?"